// This script converts select boxes into css stylable DHTML dropdown menus based on <ul> unordered lists
// <select class="turnintodropdown">...etc
//
// And styles unordered lists of links into DHML dropdown menus based
// <ul class="turnintoselect">...etc
//
// This script requires the following css styles added to the style sheet
// changes these to change the appearance of the drop downs
//
//.trigger{
//	border:1px solid #ccc;
//	color:#333;
//	padding-right:1em;
//	padding-left:.5em;
//	width:9.5em;
//	background:url(tamingselect_arrow.gif) center right no-repeat #fff;
//	display:block;
//	outline: none;
//}
//.activetrigger{
//	border:1px solid #ccc;
//	color:#333;
//	padding-right:1em;
//	padding-left:.5em;
//	width:9.5em;
//	display:block;
//	background:#ccc;
//	outline: none;
//}
///* style of the UL that replaces the select */
//.dropcontainer ul{
//	background:#fff;
//	border:1px solid #999;
//	border-bottom:none;
//	list-style-type:none;
//	padding:0;
//	margin:0;
//	width:11em;
//	position:absolute;
//}
//.dropdownhidden{
//	top:0;
//	left:-999em;
//}
//.dropdownvisible{
//	top:0;
//	left:0;
//}
//.dropcontainer ul a{
//	padding:0.5;
//	display:block;
//	width:10em;
//	height: 1%;
//	text-decoration:none;
//	color:#333;
//}
//.dropcontainer ul a:hover{
//	background:#ccc;
//	color:#333;
//}
//.dropcontainer{
//	position:relative;
//}
//

function tamingselect()
{
	if(!document.getElementById && !document.createTextNode){return;}
	
	// Classes for the link and the visible dropdown
	var ts_selectclass='turnintodropdown'; 	// class to identify selects
	var ts_listclass='turnintoselect';		// class to identify ULs
	
	var ts_boxclass='dropcontainer'; 		// parent element
	var ts_triggeron='activetrigger'; 		// class for the active trigger link
	var ts_triggeroff='trigger';			// class for the inactive trigger link
	var ts_dropdownclosed='dropdownhidden'; // closed dropdown
	var ts_dropdownopen='dropdownvisible';	// open dropdown
/*
	Turn all selects into DOM dropdowns
*/
	var count=0;
	var toreplace=new Array();
	var sels=document.getElementsByTagName('select');
	for(var i=0;i<sels.length;i++){
		if (ts_check(sels[i],ts_selectclass))
		{
			var hiddenfield=document.createElement('input');
			hiddenfield.name=sels[i].name;
			hiddenfield.type='hidden';
			hiddenfield.id=sels[i].id;
			//hiddenfield.value=sels[i].options[0].value;
			hiddenfield.value=sels[i].options[sels[i].selectedIndex].value;
			sels[i].parentNode.insertBefore(hiddenfield,sels[i])
			var trigger=document.createElement('a');
			ts_addclass(trigger,ts_triggeroff);
			trigger.href='#';
			trigger.onclick=function(){
				ts_swapclass(this,ts_triggeroff,ts_triggeron)
				ts_swapclass(this.parentNode.getElementsByTagName('ul')[0],ts_dropdownclosed,ts_dropdownopen);
				return false;
			}
			//trigger.appendChild(document.createTextNode(sels[i].options[0].text));
			trigger.appendChild(document.createTextNode(sels[i].options[sels[i].selectedIndex].text.substr(0,30)));
			sels[i].parentNode.insertBefore(trigger,sels[i]);
			var replaceUL=document.createElement('ul');
			for(var j=0;j<sels[i].getElementsByTagName('option').length;j++)
			{
				var newli=document.createElement('li');
				var newa=document.createElement('a');
				newli.v=sels[i].getElementsByTagName('option')[j].value;
				newli.elm=hiddenfield;
				newli.istrigger=trigger;
				newa.href='#';
				newa.appendChild(document.createTextNode(
				sels[i].getElementsByTagName('option')[j].text));
				newli.onclick=function(){ 
					this.elm.value=this.v;
					ts_swapclass(this.istrigger,ts_triggeron,ts_triggeroff);
					ts_swapclass(this.parentNode,ts_dropdownopen,ts_dropdownclosed)
					this.istrigger.firstChild.nodeValue=this.firstChild.firstChild.nodeValue.substr(0,30);
            // changed by jc to autopost the form in news
                     if (typeof document.newsform != "undefined") {  
                      document.newsform.submit();
                    }
					return false;
				}
				newli.appendChild(newa);
				replaceUL.appendChild(newli);
			}
			ts_addclass(replaceUL,ts_dropdownclosed);
			var div=document.createElement('div');
			div.appendChild(replaceUL);
			ts_addclass(div,ts_boxclass);
			sels[i].parentNode.insertBefore(div,sels[i])
			toreplace[count]=sels[i];
			count++;
		}
	}
	
/*
	Turn all ULs with the class defined above into dropdown navigations
*/	
                           
	var uls=document.getElementsByTagName('ul');
	for(var i=0;i<uls.length;i++)
	{
		if(ts_check(uls[i],ts_listclass))
		{
			var newform=document.createElement('form');
			var newselect=document.createElement('select');
			for(j=0;j<uls[i].getElementsByTagName('a').length;j++)
			{
				var newopt=document.createElement('option');
				newopt.value=uls[i].getElementsByTagName('a')[j].href;	
				newopt.appendChild(document.createTextNode(uls[i].getElementsByTagName('a')[j].innerHTML));	
				newselect.appendChild(newopt);
			}
			newselect.onchange=function()
			{
				window.location=this.options[this.selectedIndex].value;
				                         
			}
			newform.appendChild(newselect);
			uls[i].parentNode.insertBefore(newform,uls[i]);
			toreplace[count]=uls[i];
			count++;
		}
	}
	for(i=0;i<count;i++){
		toreplace[i].parentNode.removeChild(toreplace[i]);
	}
	function ts_check(o,c)
	{
	 	return new RegExp('\\b'+c+'\\b').test(o.className);
	}
	function ts_swapclass(o,c1,c2)
	{
		var cn=o.className
		o.className=!ts_check(o,c1)?cn.replace(c2,c1):cn.replace(c1,c2);
	}
	function ts_addclass(o,c)
	{
		if(!ts_check(o,c)){o.className+=o.className==''?c:' '+c;}
	}
}

window.onload=function()
{
	tamingselect();
	// add more functions if necessary
}