var select = document.getElementById('search_platform');

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

function getById(id) {
	return document.getElementById(id);
}

function stopBubbling (ev) {	
	ev.stopPropagation();
}

function rSelect() {
	select.style.display = 'none';
	select_tag = document.createElement('div');
	select_tag.id = 'select_' + select.name;
	select_tag.className = 'select_box';
	select.parentNode.insertBefore(select_tag,select);

	select_info = document.createElement('div');	
	select_info.id = 'select_info_' + select.name;
	select_info.className='tag_select';
	select_info.style.cursor='pointer';
	select_tag.appendChild(select_info);

	select_ul = document.createElement('ul');	
	select_ul.id = 'options_' + select.name;
	select_ul.className = 'tag_options';
	select_ul.style.position='absolute';
	select_ul.style.display='none';
	select_ul.style.zIndex='999';
	select_tag.appendChild(select_ul);

	rOptions(select.name);
		
	mouseSelects(select.name);

	if (isIE){
		select.onclick = new Function("clickLabels3('"+select.name+"');window.event.cancelBubble = true;");
	}
	else if(!isIE){
		select.onclick = new Function("clickLabels3('"+select.name+"')");
		select.addEventListener("click", stopBubbling, false);
	}
}


function rOptions(name) {
	var options = select.getElementsByTagName('option');
	var options_ul = 'options_' + name;
	
	for (n=0;n<options.length;n++){	
		option_li = document.createElement('li');
		option_li.style.cursor='pointer';
		option_li.className='open';
		getById(options_ul).appendChild(option_li);

		option_text = document.createTextNode(options[n].text);
		option_li.appendChild(option_text);

		option_selected = options[n].selected;

		if(option_selected){
			option_li.className='open_selected';
			option_li.id='selected_' + name;
			getById('select_info_' + name).appendChild(document.createTextNode(option_li.innerHTML));
		}
		
		option_li.onmouseover = function(){	this.className='open_hover';}
		option_li.onmouseout = function(){
			if(this.id=='selected_' + name){
				this.className='open_selected';
			}
			else {
				this.className='open';
			}
		} 
	
		option_li.onclick = new Function("clickOptions("+n+",'"+select.name+"')");
	}
}

function mouseSelects(name){
	var sincn = 'select_info_' + name;

	getById(sincn).onmouseover = function(){ if(this.className=='tag_select') this.className='tag_select_hover'; }
	getById(sincn).onmouseout = function(){ if(this.className=='tag_select_hover') this.className='tag_select'; }

	if (isIE){
		getById(sincn).onclick = new Function("clickSelects('"+name+"');window.event.cancelBubble = true;");
	}
	else if(!isIE){
		getById(sincn).onclick = new Function("clickSelects('"+name+"');");
		getById('select_info_' +name).addEventListener("click", stopBubbling, false);
	}

}

function clickSelects(name){
	var sincn = 'select_info_' + name;
	var sinul = 'options_' + name;	

	if(select.name == name){				
		if( getById(sincn).className =='tag_select_hover'){
			getById(sincn).className ='tag_select_open';
			getById(sinul).style.display = '';
		}
		else if( getById(sincn).className =='tag_select_open'){
			getById(sincn).className = 'tag_select_hover';
			getById(sinul).style.display = 'none';
		}
	}
	else{
		getById('select_info_' + select.name).className = 'tag_select';
		getById('options_' + select.name).style.display = 'none';
	}
}

function clickOptions(n, name){		
	var li = getById('options_' + name).getElementsByTagName('li');

	getById('selected_' + name).className='open';
	getById('selected_' + name).id='';
	li[n].id='selected_' + name;
	li[n].className='open_hover';
	getById('select_' + name).removeChild(getById('select_info_' + name));

	select_info = document.createElement('div');
		select_info.id = 'select_info_' + name;
		select_info.className='tag_select';
		select_info.style.cursor='pointer';
	getById('options_' + name).parentNode.insertBefore(select_info,getById('options_' + name));

	mouseSelects(name);

	getById('select_info_' + name).appendChild(document.createTextNode(li[n].innerHTML));
	getById( 'options_' + name ).style.display = 'none' ;
	getById( 'select_info_' + name ).className = 'tag_select';
	select.options[n].selected = 'selected';

}

rSelect();
getById('select_info_' + select.name).className = 'tag_select';
getById('options_' + select.name).style.display = 'none';

document.body.onclick = function(){
	getById('select_info_' + select.name).className = 'tag_select';
	getById('options_' + select.name).style.display = 'none';
}