function engine_content_ov(){
var dd1=document.getElementById("engine_content").getElementsByTagName("dd");
	dd1[0].style.display="block";
	dd1[1].style.display="none";
}

function engine_content_s(){
var dd1=document.getElementById("engine_content").getElementsByTagName("dd");
	dd1[0].style.display="none";
	dd1[1].style.display="block";
}

function selectMenu(id)
    {
    	var tmp=window.location.pathname;
    	window.location=tmp+'?id='+id;
    }

    function changeSmenuText(text)
    {
        var smenu=document.getElementById("smenu");
        var menu2=document.getElementById("menu2");
        var DIV1=document.getElementById("DIV1");
        switch(text)
        {
            case "menu2":
            smenu.innerHTML ="commercial car";
            menu2.style.display="block";
            DIV1.style.display="none";
            break;
            case "DIV1":
            smenu.innerHTML ="passenger car";
            menu2.style.display="none";
            DIV1.style.display="block";
            break;
            case "eg":
            smenu.innerHTML ="enginer";
            menu2.style.display="none";
            DIV1.style.display="none";
            break;
        }
    }

function displaydiv()
		{
			var tbpc=document.getElementById("tbpc");
			var url=window.location.href;
			var urls=url.split("/");
			if(urls[urls.lenght-2]="65")
			{
				tbpc.style.display="none";
			}
			else if(urls[urls.lenght-2]="83")
			{
			 	tbpc.style.display="block";
			}
		}