window.onload=initObj;
function initObj(){
	var allTags=document.getElementsByTagName("DIV");
	
	for(var i = 0; i<allTags.length;i++)
	{
		if(allTags[i].id.indexOf("tab") > -1){
			allTags[i].onmouseover=objOver;
			//allTags[i].onmouseout=objOut;
		}
	} 
}
function objOver(){
		this.style.cursor="pointer";
		this.className="tab_hover";
		show_tab_content(this,"tab_content_show");
}
//function objOut(){
	//this.style.cursor="pointer";
	//this.className="tab";	
//}
function show_tab_content(thisTag,action){
	hide_all_tab_content();
	switch(thisTag.id){
		case "tab" + 1:
			document.getElementById("product_description").className=action;	
			thisTag.className="tab_hover";
			break;
		case "tab" + 2:
			document.getElementById("product_sizing").className=action;	
			thisTag.className="tab_hover";
			break;
		case "tab" + 3:	
			document.getElementById("product_manufacturer").className=action;	
			thisTag.className="tab_hover";
	} 
}
function hide_all_tab_content(){
	var allTags = document.getElementsByTagName("DIV");
	for(var x=0;x<allTags.length;x++){
		if(allTags[x].id.indexOf("tab")>-1){
			allTags[x].className="tab";
		}
		if(allTags[x].id.indexOf("product_")>-1){
			allTags[x].className="tab_content";
		}
	}
	
}