function InitNav()
{
    var strHref = window.location.href.toLowerCase();

    if (strHref.indexOf('default.aspx') > -1 || strHref.substring(strHref.indexOf('elementclimbing/')) == 'elementclimbing/' || strHref == 'http://www.elementclimbing.com/')
    {
        var targetImg = document.getElementById("x_0");
        targetImg.style.visibility = "visible";
    }
    else if (strHref.indexOf('climbingholds.aspx') > -1 || strHref.indexOf('products.aspx?bytype=c') > -1 || strHref.indexOf('&pcode=ch') > -1 || strHref.indexOf('shapes.aspx') > -1 || strHref.indexOf('sizes.aspx') > -1)
    {
	    var targetImg = document.getElementById("x_1");
        targetImg.style.visibility = "visible";
    }
    else if (strHref.indexOf('&pcode=hw') > -1)
    {
	    var targetImg = document.getElementById("x_2");
        targetImg.style.visibility = "visible";
    }
    else if (strHref.indexOf('&pcode=ac') > -1)
    {
	    var targetImg = document.getElementById("x_3");
        targetImg.style.visibility = "visible";
    }
    else if (strHref.indexOf('product_code=ptbl') > -1)
    {
	    var targetImg = document.getElementById("x_4");
        targetImg.style.visibility = "visible";
    }
//    else if (strHref.indexOf('aboutus.aspx') > -1)
//    {
//	    var targetImg = document.getElementById("x_5");
//        targetImg.style.visibility = "visible";
//    }
//    else if (strHref.indexOf('whatsnew.aspx') > -1)
//    {
//	    var targetImg = document.getElementById("x_6");
//        targetImg.style.visibility = "visible";
//    }
//    else if (strHref.indexOf('contactus.aspx') > -1)
//    {
//	    var targetImg = document.getElementById("x_7");
//        targetImg.style.visibility = "visible";
//    }
}

function NavHover(sender)
{
    var targetImg = document.getElementById(sender.id.replace("nav","x"));

    targetImg.style.visibility = "visible";
}

function NavOut(sender)
{
    var strHref = window.location.href.toLowerCase();
    var href = sender.href.toLowerCase();

    var targetImg = document.getElementById(sender.id.replace("nav","x"));
    
    // special case when strHref = "...elementclimbing.com/" href = "...default.aspx"
    if (strHref == 'http://www.elementclimbing.com/' && href.indexOf('default.aspx') > -1)
    {
        // do nothing
    }
    else if (href.indexOf('climbinghold') > -1 && strHref.indexOf('climbinghold') > -1)
    {
        // do nothing
    }
    else if (strHref != href)
    {
        targetImg.style.visibility = "hidden";
    }
}

function ShowPopup(targetHref,targetTitle,startWidth,startHeight,isResizeable)
{            
	var left = (window.screen.width - startWidth)/2;
	var top = (window.screen.height - startHeight)/2;
	
	window.open(targetHref,targetTitle,"width="+startWidth+",height="+startHeight+",resizable="+isResizeable+",left="+left+",top="+top+",scrollbars=1");
}