var suggesturl = ""; // Global link to the server-side script, that gives you the suggestion list.
                     // Used for controls that do not define their own server script urls.
// pre-load images:
//var image = new Array(4);

//image[0] = new Image(), image[1] = new Image(),
//image[2] = new Image(), image[3] = new Image();

//image[0].src = "/content/testing/menus/arrow-down.gif", image[1].src = "/content/testing/menus/arrow-down-d.gif";
//image[2].src = "/content/testing/menus/arrow-up.gif",   image[3].src = "/content/testing/menus/arrow-up-d.gif";

function actb(id, ca, url)
{
	// Public Variables:

	this.actb_suggesturl  = url || (ca ? "" : suggesturl);
											    // link to the server-side script, that gives you the suggestion list
	this.actb_timeOut     = -1;                 // autocomplete Timeout in ms (-1: autocomplete never time out)
	this.actb_response    = 200;                // time, in milliseconds, between the last char typed and the actual query
	this.actb_lim         = 10;                 // number of elements autocomplete will show
	this.actb_maxLim      = false;              // should the control limit the scroll down max to limit (true) or no limit on scroll down (false)?

	this.actb_firstText   = true;               // should the auto complete be limited to the beginning of keyword?
	this.actb_firstMatch  = false;              // if previous is false, should the exact matches be displayed first?
	this.actb_fullRefresh = false;              // should the script re-send the AJAX request after each entered character?

	this.actb_useIFrame   = true;               // should the control use an IFrame element to fix suggestion list positioning (MS IE only)?
	this.actb_useScroll   = false;              // should the control use a scroll bar (true) or a up/down buttons (false)?
	this.actb_mouse       = true;               // enable mouse support
	this.actb_noDefault   = true;               // should the control omit selecting the 1st item in a suggestion list?
	this.actb_delimiter   = new Array();        // delimiter for multiple autocomplete. Set it to empty array for single autocomplete
	this.actb_startcheck  = 2;                  // show widget only after this number of characters is typed in.

	this.actb_selectedIndex = -1;               // index (zero-based) of the element last chosen
	this.actb_useProductCount = true;           // enable the product count to be displayed in the list
	this.actb_navigateurl = '/shop/search/results.aspx?wclsscat=';     // URL for the search page.

	// Styles:
	this.actb_arColor   = '#656291';  // background color for the "arrows"
	this.actb_bgColor   = '#e3e2dd';
	this.actb_textColor = '#333';
	this.actb_hColor    = '#fff';
	this.actb_fFamily   = 'verdana, helvetica, arial, sans-serif';
	this.actb_arrowSize = '7px';
	this.actb_fSize     = '10px';
	this.actb_hStyle    = 'font-family:verdana, helvetica, arial, sans-serif;';

	// "Private" Variables:
	this.actb_delimwords = [];
	this.actb_cdelimword = 0;
	this.actb_delimchar  = [];
	this.actb_display    = false;

	this.actb_pos    = 0;
	this.actb_total  = 0;
	this.actb_rangeu = 0;
	this.actb_ranged = 0;
	this.actb_bool   = [];
	this.actb_pre    = 0;
	this.actb_toid   = 0;
	this.actb_tomake = false;

	this.cur_x = 0;
	this.cur_y = 0;
	this.cur_w = 0;
	this.cur_h = 0;

	this.actb_mouse_on_list = 0;
	this.actb_caretmove     = false;

	this.actb_base_id  = id;
	this.actb_curr     = document.getElementById(id);
	this.actb_prevterm = this.actb_curr.value;

	this.actb_keywords = [];
	this.actb_values   = [];
	this.actb_count   = [];

	this.actb_keywords_init = [];
	this.actb_values_init   = [];
	this.actb_count_init   = [];

	ca = ca || [];
	for(var i = 0, cl = ca.length; i < cl; i++)
	{
		if(String(typeof(ca[i])).toLowerCase() == "string")
		{
			this.actb_keywords[i] = this.actb_keywords_init[i] = ca[i];
			this.actb_values[i]   = this.actb_values_init[i]   = "";
			this.actb_count[i]   = this.actb_count_init[i]   = "";
		}
		else
		{
			this.actb_keywords[i] = this.actb_keywords_init[i] = ca[i][0];
			this.actb_values[i]   = this.actb_values_init[i]   = ca[i][1];
			if (this.actb_useProductCount)
			    this.actb_count[i]   = this.actb_count_init[i]   = ca[i][2];
			else
			    this.actb_count[i]   = this.actb_count_init[i]   = "";
		}
	}

	return this.construct();
};

actb.prototype = {
	callLater: function(func, obj)
	{ return function() { func.call(obj) }; },

	construct: function()
	{
		this.actb_curr.actb = this;

		// pre-create event functions
		this.funcClick = this.actb_mouseclick;
		this.funcCheck = this.actb_checkkey;

		this.funcHighlight = this.actb_table_highlight;
		
		this.funcClear = this.callLater(this.actb_clear,    this);
		this.funcPress = this.callLater(this.actb_keypress, this);

		this.funcUp   = this.callLater(this.actb_goup,   this);
		this.funcDown = this.callLater(this.actb_godown, this);

		this.funcFocus   = this.callLater(this.actb_table_focus,   this);
		this.funcUnfocus = this.callLater(this.actb_table_unfocus, this);

		addEvent(this.actb_curr, "focus", this.callLater(this.actb_setup, this));

		return this;
	},

	actb_setup: function()
	{
	    //To clear defaultSearchText
	    if(this.actb_curr.value=='Search for...'){this.actb_curr.value=''};
		addEvent(document,       "keydown",  this.funcCheck);
		addEvent(this.actb_curr, "blur",     this.funcClear);
		addEvent(document,       "keypress", this.funcPress);
	},

	actb_clear: function()
	{
		var msie  = (document.all && !window.opera) ? true : false;
		var event = window.event;

        //To restore defaultSearchText
	    if(this.actb_curr.value==''){this.actb_curr.value='Search for...'};
	    
		if(msie && event && this.cur_h)
		{
			var x = event.x, y = event.y;

			if(((x > this.cur_x) && (x < (this.cur_x + this.cur_w))) && ((y > this.cur_y) && (y < (this.cur_y + this.cur_h))))
			{
				this.actb_curr.focus();
				return;
			}
		}

		removeEvent(document,       "keydown",  this.funcCheck);
		removeEvent(this.actb_curr, "blur",     this.funcClear);
		removeEvent(document,       "keypress", this.funcPress);

		this.actb_removedisp();
	},

	actb_parse: function(n)
	{
		if(!n || !n.length) return n;

	    var t, plen;
//		if(this.actb_delimiter.length > 0)
//		{
//			   t = this.actb_delimwords[this.actb_cdelimword].trim().addslashes();
//			plen = this.actb_delimwords[this.actb_cdelimword].trim().length;
//		}
//		else
//		{
			   t = this.actb_curr.value.addslashes();
			plen = this.actb_curr.value.length;
//		}

		if(!plen) return n;

		var tobuild = '';

		var re = this.actb_firstText ? new RegExp("^" + t, "i") : new RegExp(t, "i");
		var p = n.search(re);

		tobuild = n.substr(0, p);

		tobuild += "<b><font style='" + (this.actb_hStyle) + "'>";

		tobuild += n.substring(p, plen + p);

		tobuild += "</font></b>";

		tobuild += n.substring(plen + p, n.length);

		return tobuild;
	},

	actb_generate: function()
	{
		var body = document.getElementById('tat_table_' + this.actb_base_id);
		if(body)
		{
			this.actb_display = false;
			document.body.removeChild(body);

			var helper = document.getElementById('tat_helper_' + this.actb_base_id);
			if(helper)
				document.body.removeChild(helper);
		}

		if(this.actb_total == 0)
		{
			this.actb_display = false;
			return;
		}

		var msie = (document.all && !window.opera) ? true : false;

		var bb = document.createElement('div');
		bb.id  = 'tat_table_' + this.actb_base_id;
		bb.style.position = 'absolute';
		bb.style.border = '#000000 solid 1px';
		bb.style.zIndex = 3000;

		this.cur_y = eval(curTop(this.actb_curr) + this.actb_curr.offsetHeight);
		bb.style.top = this.cur_y + "px";

		this.cur_x = bb.style.left = curLeft(this.actb_curr);
		bb.style.left = this.cur_x + "px";

		this.cur_w = this.actb_curr.offsetWidth - (msie ? 0 : 2);
		bb.style.width = this.cur_w + "px";

		this.cur_h = 1;
		bb.style.height = "1px"

		var cc = null;
		if(msie && this.actb_useIFrame)
		{
			var cc = document.createElement('iframe');
			cc.id  = "tat_helper_" + this.actb_base_id;

			cc.src = "javascript:'<html></html>';";
			cc.scrolling = "no";
			cc.frameBorder = "no";

			cc.style.display = "block";
			cc.style.position = "absolute";

			cc.style.zIndex = 99;
			cc.style.filter = "progid:DXImageTransform.Microsoft.Alpha(opacity=0)";
		}

		var actb_str = "<table cellspacing='0px' cellpadding='2px' style='width:100%;background-color:" + this.actb_bgColor + "' id='tat_table2_" + this.actb_base_id + "'>";

		if(this.actb_useScroll && (this.actb_total > this.actb_lim))
		{
			this.cur_h = this.actb_lim * parseInt(this.actb_fSize);
			bb.style.height = this.cur_h + "px";

			bb.style.overflow  = "auto";
			bb.style.overflowX = "hidden";
		}

		if(cc)
		{
			document.body.appendChild(cc);

			cc.style.top  = this.cur_y + "px";
			cc.style.left = this.cur_x + "px";

			cc.style.width  = bb.offsetWidth + 2;
		}
		document.body.appendChild(bb);

		var counter = 0, first = true, j = 1;

		for(var i = 0; i < this.actb_keywords.length; i++)
		{
			if(!this.actb_useScroll && ((this.actb_keywords.length > this.actb_lim) && (this.actb_total > this.actb_lim) && !i))
			{
				//actb_str += "<tr style='background-color:" + this.actb_arColor + "'>";

				//actb_str += "<td style='color:" + this.actb_textColor + ";font-family:arial narrow;font-size:" + this.actb_arrowSize + ";cursor:default" + "' align='center'></td></tr>";
			}

			if(!i)
			{
	            actb_str += "<tr colspan='2' style='background-color:'" + this.actb_bgColor + "'><td style='font-weight:bold;color:" + this.actb_textColor + ";font-family:" + this.actb_fFamily + ";font-size:" + this.actb_fSize + ";white-space:nowrap" + "'>" + "Matching Product Categories" + "</td></tr>";
			}
			
			if(this.actb_bool[i] && (this.actb_useScroll || (counter < this.actb_lim)))
			{
				counter++;

				actb_str += "<tr style='background-color:";

				if((first && !this.actb_noDefault && !this.actb_tomake))
				{
					actb_str += this.actb_hColor;
					first = false;
				}
				else
				{
					actb_str += this.actb_bgColor;
				}
				actb_str += "' id='tat_tr_" + this.actb_base_id + String(j) + "'>";

				actb_str += "<td style='color:" + this.actb_textColor + ";font-family:" + this.actb_fFamily + ";font-size:" + this.actb_fSize + ";white-space:nowrap" + "' id='tat_td_" + this.actb_base_id + String(j) + "'>" + this.actb_parse(this.actb_keywords[i]) + "</td>";
				if (this.actb_useProductCount)
				    actb_str += "<td  style='color:" + this.actb_textColor + ";font-family:" + this.actb_fFamily + ";font-size:" + this.actb_fSize + ";white-space:nowrap" + "' id='tat_td_" + this.actb_base_id + String(j) + "' align='right'>(" + this.actb_count[i] + ")</td>";
				actb_str += "</tr>";

				j++;
			}
		}

		if(!this.actb_useScroll && (this.actb_total > this.actb_lim))
		{
			//actb_str += "<tr style='background-color:" + this.actb_arColor + "'>";

			//actb_str += "<td style='color:" + this.actb_textColor + ";font-family:arial narrow;font-size:" + this.actb_arrowSize + ";cursor:default" + "' align='center'></td></tr>";
		}

		bb.innerHTML = actb_str;

		var table = bb.firstChild, row_num = table.rows.length, counter = 0, j = 1, real_height = 0, real_width = 0;
		if(this.actb_mouse)
		{
			table.onmouseout  = this.funcUnfocus;
			table.onmouseover = this.funcFocus;
		}

		for(i = 0; i < row_num; i++)
		{
			var row  = table.rows[i];
			var cell = row.cells[0];

			// did not comment out to account since the first row is always Matching product category
			// not to highlight the first row.
			if(!i)
			{
				//replaceHTML(cell, image[3]); 

				// Up arrow:
				//real_height += row.offsetHeight + 1;
			}
			// commented out to account since there is no image row
			//else if((i == (row_num - 1)) && (!this.actb_useScroll && (this.actb_total > this.actb_lim)))
			//{
				//replaceHTML(cell, image[0]);

				// Down arrow:
				//addEvent(cell, "click", this.funcDown);

				//real_height += row.offsetHeight + 1;
			//}
			else
			{
				counter++;

				// Content cells:
				cell.actb = this; 
				cell.setAttribute('pos', j);

				if(counter <= this.actb_lim)
					real_height += row.offsetHeight + 1;

				if(real_width < row.offsetWidth)
					real_width = row.offsetWidth;

				if(this.actb_mouse)
				{
					cell.style.cursor = 'pointer';
					addEvent(cell, "click", this.funcClick);
					cell.onmouseover = this.funcHighlight;
				}

                if (this.actb_useProductCount)
                {
			        var countcell = row.cells[1];
			        
				    // Content cells:
				    countcell.actb = this; 
				    countcell.setAttribute('pos', j);

				    if(this.actb_mouse)
				    {
					    countcell.style.cursor = 'pointer';
					    addEvent(countcell, "click", this.funcClick);
					    countcell.onmouseover = this.funcHighlight;
				    }
                }
				j++;
			}
		}

		real_height += (msie ? 3 : 1);
		this.cur_h = real_height;
		bb.style.height = real_height + "px";

		this.cur_w = (real_width > bb.offsetWidth ? real_width : bb.offsetWidth) + 2;
		bb.style.width  = this.cur_w + "px";

		if(cc)
		{
			this.cur_h = real_height;

			cc.style.height = bb.style.height = this.cur_h + "px";
			cc.style.width  = this.cur_w + "px";
		}

		this.actb_pos    = this.actb_noDefault ? 0 : 1;
		this.actb_rangeu = 1;
		this.actb_ranged = j - 1;
		this.actb_display = true;
	},

	actb_remake: function()
	{
		var a = document.getElementById('tat_table2_' + this.actb_base_id);

		if(this.actb_mouse)
		{
			a.onmouseout  = this.funcUnfocus;
			a.onmouseover = this.funcFocus;
		}

		var i, k = 1;
		var first = true;
		var j = 1;

//		if(this.actb_total > this.actb_lim)
//		{
//		    var b = (this.actb_rangeu > 1);

//			var r = a.rows[k++];
//			r.style.backgroundColor = this.actb_arColor;

//			var c = r.firstChild;
//			c.style.color = this.actb_textColor;
//			c.style.fontFamily = 'arial narrow';
//			c.style.fontSize = this.actb_arrowSize;
//			c.style.cursor = 'default';
//			c.align = 'center';

//			replaceHTML(c, b ? image[2] : image[3]);

//			if(b)
//			{
//				addEvent(c, "click", this.funcUp);
//				c.style.cursor = 'pointer';
//			}
//			else
//			{
//				c.style.cursor = 'default';
//			}
//		}

		for(var i = 0; i < this.actb_keywords.length; i++)
		{
			if(this.actb_bool[i])
			{
				if(j >= this.actb_rangeu && j <= this.actb_ranged)
				{
					var r = a.rows[k++];
					r.style.backgroundColor = this.actb_bgColor;
					r.id = 'tat_tr_' + this.actb_base_id + String(j);

					var c = r.childNodes[0];
					c.style.color = this.actb_textColor;
					c.style.fontFamily = this.actb_fFamily;
					c.style.fontSize = this.actb_fSize;
					c.innerHTML = this.actb_parse(this.actb_keywords[i]);
					c.id = 'tat_td_' + this.actb_base_id + String(j);
					c.setAttribute('pos', j);
					if (this.actb_useProductCount)
					{
					    var countc = r.childNodes[1];
					    countc.style.color = this.actb_textColor;
					    countc.style.fontFamily = this.actb_fFamily;
					    countc.style.fontSize = this.actb_fSize;
					    countc.innerHTML = this.actb_count[i];
					    countc.id = 'tat_td_' + this.actb_base_id + String(j);
					    countc.setAttribute('pos', j);
					}
					j++;
				}
				else
				{
					j++;
				}
			}

			if(j > this.actb_ranged) break;
		}

//		if(this.actb_keywords.length > this.actb_lim)
//		{
//			var b = ((j - 1) < this.actb_total);

//			var r = a.rows[k];
//			r.style.backgroundColor = this.actb_arColor;

//			var c = r.firstChild;
//			c.style.color = this.actb_textColor;
//			c.style.fontFamily = 'arial narrow';
//			c.style.fontSize = this.actb_arrowSize;
//			c.style.cursor = 'default';
//			c.align = 'center';

//			replaceHTML(c, b ? image[0] : image[1]);

//			if(b)
//			{
//				addEvent(c, "click", this.funcDown);
//				c.style.cursor = 'pointer';
//			}
//			else
//			{
//				c.style.cursor = 'default';
//			}
//		}

		if((document.all && !window.opera))
		{
			var helper = document.getElementById("tat_helper_" + this.actb_base_id);
			if(helper)
				helper.style.width  = a.parentNode.offsetWidth + 1;
		}
	},
 
	actb_goup: function()
	{
		this.actb_curr.focus(); 

		if(!this.actb_display) return;
		if(this.actb_pos <= 1) return;

		var t = document.getElementById('tat_tr_' + this.actb_base_id + String(this.actb_pos));
		if(t && t.style) t.style.backgroundColor = this.actb_bgColor;

		this.actb_pos--;
		t = document.getElementById('tat_tr_' + this.actb_base_id + String(this.actb_pos));

		if(this.actb_useScroll && t)
		{
			var base = document.getElementById('tat_table_' + this.actb_base_id);
			base.scrollTop = t.offsetTop;
		}
		else
		{
			if(this.actb_pos < this.actb_rangeu)
			{
				this.actb_rangeu--;
				this.actb_ranged--;
				this.actb_remake();
			}

			t = document.getElementById('tat_tr_' + this.actb_base_id + String(this.actb_pos));
		}

		if(t && t.style) t.style.backgroundColor = this.actb_hColor;

		if(this.actb_toid)
		{
			clearTimeout(this.actb_toid);
			this.actb_toid = 0;
		}

		if(this.actb_timeOut > 0)
			this.actb_toid = setTimeout(function() { this.actb_mouse_on_list = 1; this.actb_removedisp(); }, this.actb_timeOut);

		this.actb_curr.focus();
	},

	actb_godown: function()
	{
		this.actb_curr.focus(); 

		if(!this.actb_display) return;
		if(this.actb_pos == this.actb_total) return;

		if(this.actb_pos >= 1)
		{
			var t = document.getElementById('tat_tr_' + this.actb_base_id + String(this.actb_pos));
			if(t && t.style) t.style.backgroundColor = this.actb_bgColor;
		}
		else
		{
			this.actb_pos = 0;
		}

        if ((this.actb_pos < this.actb_ranged) || !this.actb_maxLim)
		    this.actb_pos++;
		t = document.getElementById('tat_tr_' + this.actb_base_id + String(this.actb_pos));

		if(this.actb_useScroll && t)
		{
			var base = document.getElementById('tat_table_' + this.actb_base_id);
			base.scrollTop = t.offsetTop;
		}
		else
		{
			if(this.actb_pos > this.actb_ranged)
			{
				this.actb_rangeu++;
				this.actb_ranged++;
				this.actb_remake();
			}

			t = document.getElementById('tat_tr_' + this.actb_base_id + String(this.actb_pos));
		}

		if(t && t.style) t.style.backgroundColor = this.actb_hColor;

		if(this.actb_toid)
		{
			clearTimeout(this.actb_toid);
			this.actb_toid = 0;
		}

		if(this.actb_timeOut > 0)
			this.actb_toid = setTimeout(function() { this.actb_mouse_on_list = 1; this.actb_removedisp(); }, this.actb_timeOut);

		this.actb_curr.focus();
	},

	actb_mouseclick: function(event)
	{
		var elem = getTargetElement(event);
		if(!elem.id) elem = elem.parentNode;

		var obj = elem.actb;
		if(!obj)
		{
			elem = elem.parentNode;
			obj = elem.actb;
		}
		if(!obj || !obj.actb_display) return;

		obj.actb_mouse_on_list = 0;
		obj.actb_pos = elem.getAttribute('pos');
		obj.actb_penter();
    	//searchform.submit();
	},

	actb_table_focus: function()
	{ this.actb_mouse_on_list = 1; },

	actb_table_unfocus: function()
	{
		this.actb_mouse_on_list = 0;

		if(this.actb_toid)
		{
			clearTimeout(this.actb_toid);
			this.actb_toid = 0;
		}

		if(this.actb_timeOut > 0)
			this.actb_toid = setTimeout(function() { obj.actb_mouse_on_list = 0; this.actb_removedisp(); }, this.actb_timeOut);
	},

	actb_table_highlight: function(event)
	{
		var elem = getTargetElement(event);

		var obj = elem.actb;
		if(!obj) return;

		obj.actb_mouse_on_list = 1;

		var row = document.getElementById('tat_tr_' + obj.actb_base_id + obj.actb_pos);
		if(row && row.style) row.style.backgroundColor = obj.actb_bgColor;

		obj.actb_pos = elem.getAttribute('pos');

		row = document.getElementById('tat_tr_' + obj.actb_base_id + obj.actb_pos);
		if(row && row.style)
			row.style.backgroundColor = obj.actb_hColor;

		if(obj.actb_toid)
		{
			clearTimeout(obj.actb_toid);
			obj.actb_toid = 0;
		}

		if(obj.actb_timeOut > 0)
			obj.actb_toid = setTimeout(function() { obj.actb_mouse_on_list = 0; obj.actb_removedisp(); }, obj.actb_timeOut);
	},
 
 	actb_penter: function()
	{
		if(!this.actb_display) return;
		if(this.actb_pos < 1) 
		{
		    searchform.submit();
		    return;
		}

		this.actb_selectedIndex = this.actb_pos - 1;
		this.actb_display = false;

		var word = '', c = 0;

		for(var i = 0; i < this.actb_keywords.length; i++)
		{
			if(this.actb_bool[i]) c++;

			if(c == this.actb_pos)
			{
				word = this.actb_values[i];
				break;
			}
		}

        // Changed - not to insert the word but rather redirec to a URL.
		//this.actb_insertword(word);
		window.location.href = encodeURI(this.actb_navigateurl + word);
	},

	actb_insertword: function(a)
	{
//		if(this.actb_delimiter.length > 0)
//		{
//			var str = '';

//			for(var i = 0; i < this.actb_delimwords.length; i++)
//			{
//				if(this.actb_cdelimword == i)
//				{
//					prespace = postspace = '';
//					gotbreak = false;
//					for(var j = 0; j < this.actb_delimwords[i].length; ++j)
//					{
//						if(this.actb_delimwords[i].charAt(j) != ' ')
//						{
//							gotbreak = true;
//							break;
//						}

//						prespace += ' ';
//					}

//					for(j = this.actb_delimwords[i].length - 1; j >= 0; --j)
//					{
//						if(this.actb_delimwords[i].charAt(j) != ' ') break;
//						postspace += ' ';
//					}

//					str += prespace;
//					str += a;
//					if(gotbreak) str += postspace;
//				}
//				else
//				{
//					str += this.actb_delimwords[i];
//				}

//				if(i != this.actb_delimwords.length - 1)
//					str += this.actb_delimchar[i];
//			}

//			this.actb_curr.value = str;
//			setCaret(this.actb_curr, this.actb_curr.value.length);
//		}
//		else
//		{
			this.actb_curr.value = a;
//		}

		this.actb_mouse_on_list = 0;
		this.actb_removedisp();
	},

	actb_removedisp: function()
	{
		if(this.actb_mouse_on_list == 0)
		{
			this.actb_display = 0;

			var base = document.getElementById('tat_table_' + this.actb_base_id);
			if(base)
			{
				var helper = document.getElementById('tat_helper_' + this.actb_base_id);
				if(helper)
					document.body.removeChild(helper);

				document.body.removeChild(base);
			}

			if(this.actb_toid)
			{
			  clearTimeout(this.actb_toid);
			  this.actb_toid = 0;
			}

			this.cur_x = 0;
			this.cur_y = 0;
			this.cur_w = 0;
			this.cur_h = 0;
		}
	},

	actb_keypress: function(event)
	{
		if(this.actb_caretmove) stopEvent(event);
		return !this.actb_caretmove;
	},

	actb_checkkey: function(event)
	{
		event = event || window.event;

		var code = event.keyCode;
		var obj = getTargetElement(event).actb; 
		obj.actb_caretmove = 0;

		var term = "";

		if(obj.actb_toid)
		{
			clearTimeout(obj.actb_toid);
			obj.actb_toid = 0;
		}

		switch(code)
		{
			// Up arrow:
			case 38:
				obj.actb_goup();
				obj.actb_caretmove = 1;
				return false;
				break;

			// Down arrow:
			case 40:
				if(!obj.actb_display)
				{
					obj.actb_toid = setTimeout(function()
					{
						obj.actb_tocomplete.call(obj, -1);
					},
					25);
				}
				else
				{
					obj.actb_godown();
					obj.actb_caretmove = 1;
				}
				return false;
				break;

			// Page up:
			case 33:
				for(var c = 0; c < obj.actb_lim; c++)
					obj.actb_goup();

				obj.actb_caretmove = 1;
				break;

			// Page down:
			case 34:
				for(var c = 0; c < obj.actb_lim; c++)
					obj.actb_godown();

				obj.actb_caretmove = 1;
				break;

			// Esc:
			case 27:
				term = obj.actb_curr.value;

				obj.actb_mouse_on_list = 0;
				obj.actb_removedisp();
				break;

			// Enter:
			case 13:
				if(obj.actb_display)
				{
					obj.actb_caretmove = 1;
					obj.actb_penter();
    				//searchform.submit();
					return false;
				}
				//else
				//{
				//	searchform.submit();
				//}
				break;

			// Tab:
			case 9:
				if((obj.actb_display && obj.actb_pos) || obj.actb_toid)
				{
					obj.actb_caretmove = 1;
					obj.actb_penter();

					setTimeout(function() { obj.actb_curr.focus(); }, 25);
					return false;
				}
				break;

			default:
				obj.actb_caretmove = 0;
				obj.actb_toid = setTimeout(function()
				{
					obj.actb_tocomplete.call(obj, code);
				},
				(obj.actb_response < 10 ? 10 : obj.actb_response));
				break;
		}

		if(term.length) setTimeout(function() { obj.actb_curr.value = term; }, 25);
		return true;
	},

	actb_tocomplete: function(kc)
	{
		if(this.actb_toid)
		{
			clearTimeout(this.actb_toid);
			this.actb_toid = 0;
		}
		else
		{
			return;
		}

		if(this.actb_display && (this.actb_prevterm == this.actb_curr.value)) return;
		this.actb_prevterm = this.actb_curr.value;

		if(kc == 38 || kc == 40 || kc == 13) return;

		if(this.actb_display)
		{ 
			var word = 0;
			var c = 0;

			for(var i = 0; i <= this.actb_keywords.length; i++)
			{
				if(this.actb_bool[i]) c++;

				if(c == this.actb_pos)
				{
					word = i;
					break;
				}
			}
			
			this.actb_pre = word;
		}
		else
		{
			this.actb_pre = -1;
		}
		
		if(!this.actb_curr.value.length && (kc != -1))
		{
			this.actb_mouse_on_list = 0;
			this.actb_removedisp();
		}

		var ot, t;

//		if(this.actb_delimiter.length > 0)
//		{
//			var caret_pos_end = this.actb_curr.value.length;

//			var delim_split = '';
//			for(var i = 0; i < this.actb_delimiter.length; i++)
//				delim_split += this.actb_delimiter[i];

//		    delim_split = delim_split.addslashes();
//			var delim_split_rx = new RegExp("([" + delim_split + "])");
//			c = 0;
//			this.actb_delimwords = [];
//			this.actb_delimwords[0] = '';

//			for(var i = 0, j = this.actb_curr.value.length; i < this.actb_curr.value.length; i++, j--)
//			{
//				if(this.actb_curr.value.substr(i, j).search(delim_split_rx) == 0)
//				{
//					ma = this.actb_curr.value.substr(i,j).match(delim_split_rx);
//					this.actb_delimchar[c] = ma[1];
//					c++;
//					this.actb_delimwords[c] = '';
//				}
//				else
//				{
//					this.actb_delimwords[c] += this.actb_curr.value.charAt(i);
//				}
//			}

//			var l = 0;
//			this.actb_cdelimword = -1;
//			for(i = 0; i < this.actb_delimwords.length; i++)
//			{
//				if((caret_pos_end >= l) && (caret_pos_end <= l + this.actb_delimwords[i].length))
//					this.actb_cdelimword = i;

//				l += this.actb_delimwords[i].length + 1;
//			}

//			ot = this.actb_delimwords[this.actb_cdelimword].trim(); 
//			 t = this.actb_delimwords[this.actb_cdelimword].addslashes().trim();
//		}
//		else
//		{
			ot = this.actb_curr.value;
			 t = this.actb_curr.value.addslashes();
//		}
		if(ot.length == 0 && (kc != -1))
		{
			this.actb_mouse_on_list = 0;
			this.actb_removedisp();
		}
		else if((ot.length == this.actb_startcheck) || this.actb_fullRefresh ||
		       ((ot.length > this.actb_startcheck) && !this.actb_keywords.length) ||
		       ((ot.length > this.actb_startcheck) && (this.actb_keywords[0].substr(0, ot.length).toLowerCase() != ot.toLowerCase())))
		{
			if(this.actb_suggesturl.length)
			{
				// create xmlhttprequest object:
				var http = null;
				if(typeof XMLHttpRequest != 'undefined')
				{
					try
					{
						http = new XMLHttpRequest();
					}
					catch (e) { http = null; }
				}
				else
				{
					try
					{
						http = new ActiveXObject("Msxml2.XMLHTTP") ;
					}
					catch (e)
					{
						try
						{
							http = new ActiveXObject("Microsoft.XMLHTTP") ;
						}
						catch (e) { http = null; }
					}
				}

				if(http)
				{
					// For local debugging in Mozilla/Firefox only!
					try
					{
						netscape.security.PrivilegeManager.enablePrivilege("UniversalBrowserRead");
					} catch (e) { }

					if(http.overrideMimeType)
						http.overrideMimeType('text/xml');

					http.open("GET", this.actb_suggesturl + "key=" + ot, true);

					var obj = this;
					http.onreadystatechange = function(n)
					{
						if(http.readyState == 4)
						{
							if((http.status == 200) || (http.status == 0))
							{
								var xmlDocument = null, tmpinfo = null;
		                        var msie  = (document.all && !window.opera) ? true : false;

								try
								{
									xmlDocument = http.responseXML;
									if (!msie)
									    xmlDocument.normalize();
									tmpinfo = xmlDocument.getElementsByTagName("listdata").item(0).firstChild.data;
								}
								catch(e)
								{
									try
									{
										xmlDocument = (new DOMParser()).parseFromString(http.responseText, "text/xml");
										tmpinfo = xmlDocument.getElementsByTagName("listdata").item(0).firstChild.data;
									}
									catch(ee) {}
								}

								if(tmpinfo)
								{
									obj.actb_keywords = tmpinfo.split('|');
									var keyword_number = obj.actb_keywords.length;
									for(var i = 0; i < keyword_number; i++)
									{
										var ca = obj.actb_keywords[i], comma = ca.indexOf(":");

										if(comma != -1)
										{
											var ci = ca.split(':');

											obj.actb_keywords[i] = obj.actb_keywords_init[i] = ci[0];
											obj.actb_values[i]   = obj.actb_values_init[i]   = ci[1];
											if (obj.actb_useProductCount)
											    obj.actb_count[i]   = obj.actb_count_init[i]   = ci[2];	
											else
											    obj.actb_count[i] = obj.actb_count_init[i] = "";																															
										}
										else
										{
											obj.actb_values[i] = obj.actb_values_init[i] = "";										
											obj.actb_count[i] = obj.actb_count_init[i] = "";										
										}
									}

									obj.done.call(obj, ot, t);
								}
								// hide popup if no matched found
								else
							    {
							        obj.actb_removedisp();
							    }
							}
						}
					}

					http.send(null);
				}

				// xmlhttp object creation failed
				return;
			}
			else
			{
				this.done(ot, t);
			}
		}
		else
		{
			this.done(ot, t);
		}
	},

	done: function(ot, t)
	{
		if(ot.length < this.actb_startcheck) 
		{
		    this.actb_removedisp();
		    return;
		}

		var re = new RegExp(((!this.actb_firstText && !this.actb_firstMatch) ? "" : "^") + t, "i");

		this.actb_total = 0;
		this.actb_tomake = false;

		var al = this.actb_keywords.length;

		for(var i = 0; i < al; i++)
		{
			this.actb_bool[i] = false;
			if(re.test(this.actb_keywords[i]))
			{
				this.actb_total++;
				this.actb_bool[i] = true;

				if(this.actb_pre == i) this.actb_tomake = true;
			}
		}

		if(!this.actb_curr.value.length)
		{
			for(i = 0; i < al; i++)
			{
				this.actb_keywords[i] = this.actb_keywords_init[i];
				this.actb_values[i] = this.actb_values_init[i];
				if (this.actb_useProductCount)
				    this.actb_count[i] = this.actb_count_init[i];
				this.actb_bool[i] = true;
			}
		}
		else if(!this.actb_firstText && this.actb_firstMatch)
		{
			var tmp = [], tmpv = [];

			for(i = 0; i < al; i++)
			{
				if(this.actb_bool[i])
				{
					tmp[tmp.length]   = this.actb_keywords[i];
					tmpv[tmpv.length] = this.actb_values[i];
				}
			}

			re = new RegExp(t, "i");

			for(i = 0; i < al; i++)
			{
				if(re.test(this.actb_keywords[i]) && !this.actb_bool[i])
				{
					this.actb_total++;
					this.actb_bool[i] = true;

					if(this.actb_pre == i) this.actb_tomake = true;

					tmp[tmp.length]   = this.actb_keywords[i];
					tmpv[tmpv.length] = this.actb_values[i];
				}
			}

			for(i = 0; i < al; i++)
			{
				if(!this.actb_bool[i])
				{
					tmp[tmp.length]   = this.actb_keywords[i];
					tmpv[tmpv.length] = this.actb_values[i];
				}
			}

			for(i = 0; i < al; i++)
			{
				this.actb_keywords[i] = tmp[i];
				this.actb_values[i]   = tmpv[i];
			}

			for(i = 0; i < al; i++)
				this.actb_bool[i] = (i < this.actb_total) ? true : false;
		}

		if(this.actb_timeOut > 0)
		  this.actb_toid = setTimeout(function(){ this.actb_mouse_on_list = 0; this.actb_removedisp(); }, this.actb_timeOut);

		this.actb_generate();
	}
}

// Supplementary functions

// Add an event to the obj given
// event_name refers to the event trigger, without the "on", like click or mouseover
// func_name refers to the function callback when event is triggered
function addEvent(obj, event_name, func_ref)
{
    // Added firefox since the enter key does not work with listeners
	if(obj.addEventListener && !window.opera && (navigator.userAgent.toLowerCase().indexOf('firefox')==-1))
	{
		obj.addEventListener(event_name, func_ref, true);
	}
	else
	{
		obj["on" + event_name] = func_ref;
	}
}

// Removes an event from the object
function removeEvent(obj, event_name, func_ref)
{
    // Added firefox since the enter key does not work with listeners
	if(obj.removeEventListener && !window.opera && (navigator.userAgent.toLowerCase().indexOf('firefox')==-1))
	{
		obj.removeEventListener(event_name, func_ref, true);
	}
	else
	{
		obj["on" + event_name] = null;
	}
}

// Stop an event from bubbling up the event DOM
function stopEvent(event)
{
	event = event || window.event;

	if(event)
	{
		if(event.stopPropagation) event.stopPropagation();
		if(event.preventDefault) event.preventDefault();

		if(typeof event.cancelBubble != "undefined")
		{
			event.cancelBubble = true;
			event.returnValue = false;
		}
	}

	return false;
}

// Get the obj that triggers off the event
function getTargetElement(event)
{
	event = event || window.event;
	return event.srcElement || event.target;
}
   
// Sets the caret position to l in the object
function setCaret(obj, l)
{
	obj.focus();

	if(obj.setSelectionRange)
	{
		obj.setSelectionRange(l, l);
	}
	else if(obj.createTextRange)
	{
		m = obj.createTextRange();		
		m.moveStart('character', l);
		m.collapse();
		m.select();
	}
}

// String functions
String.prototype.addslashes = function() { return this.replace(/(["\\\.\|\[\]\^\*\+\?\$\(\)])/g, '\\$1'); }

String.prototype.trim = function () { return this.replace(/^\s*(\S*(\s+\S+)*)\s*$/, "$1"); };

// Offset position from top of the screen
function curTop(obj)
{
	var toreturn = 0;
	while(obj)
	{
		toreturn += obj.offsetTop ;
		obj = obj.offsetParent;
	}

	return toreturn;
}

// Offset position from left of the screen
function curLeft(obj)
{
	var toreturn = 0;
	while(obj)
	{
		toreturn += obj.offsetLeft ;
		obj = obj.offsetParent;
	}

	return toreturn;
}

// Image installation
//function replaceHTML(obj, oImg)
//{
//	var el = obj.childNodes[0];
//	while(el)
//	{
//		obj.removeChild(el);
//		el = obj.childNodes[0];
//	}

//	obj.appendChild(oImg);
//}