function nTabs(tabObj,obj){
	var tabList = document.getElementById(tabObj).getElementsByTagName("li");

	for(i=0; i <tabList.length; i++)
	{
		if (tabList[i].id == obj.id)
		{
			document.getElementById(tabObj+"_Title"+i).className = "active"; 
    		document.getElementById(tabObj+"_Content"+i).style.display = "block";
    		var a=tabObj+"_Title"+i;
    		if(a=="n4Tab_Title0")
			{
			document.getElementById(a).className = "active1"; 

			}else if(a=="n4Tab_Title3")
			{
			document.getElementById(tabObj+"_Title"+i).className = "active2"; 
		    document.getElementById("n4Tab_Title2").className = "normal2"; 
			}
			else
			{
			    var y=i-1;
			    if(y==0)
			    {
			     document.getElementById(tabObj+"_Title"+y).className = "normal3"; 
			    }
			    else
			    {
			    document.getElementById(tabObj+"_Title"+y).className = "normal2"; 
			    }
			}
			
		}else{
			document.getElementById(tabObj+"_Title"+i).className = "normal"; 
			document.getElementById(tabObj+"_Content"+i).style.display = "none";
			var a=tabObj+"_Title"+i;
			if(a=="n4Tab_Title0")
			{
			document.getElementById(tabObj+"_Title"+i).className = "normal1"; 
			}else if(a=="n4Tab_Title3")
			{
			document.getElementById(tabObj+"_Title"+i).className = "normal150"; 
			}
		}
	} 
}