function ShowTab(id)
{
	var str=' ';
	var DivId = new Array('Product_Info','Customer_Reviews','Customer_Rating');
	var i=0;
	for(i=0;i<DivId.length;i++)
	{
		if(DivId[i]==id)
		{
			str+="<span class='current'>"+DivId[i].replace("_","&nbsp;")+"</span>";
		}
		else
		{
			str+="<a href=\"javascript:onclick=ShowTab('"+DivId[i]+"');\">"+DivId[i].replace("_","&nbsp;")+"</a>";
		}
	}
	document.getElementById('Main1').innerHTML=str;
	document.getElementById('Target').innerHTML=document.getElementById(id).innerHTML;
}