var popUpWin=0;

function popUpWindow(URLStr, left, top, width, height)
{
  if(popUpWin)
  {
    if(!popUpWin.closed) popUpWin.close();
  }
  popUpWin = open(URLStr, 'popUpWin', 'toolbar=no,location=no,directories=no,status=no,scrollbars=1,resizable=yes,copyhistory=yes,width='+width+',height='+height+',left='+left+', top='+top+',screenX='+left+',screenY='+top+'');
}

var dD = [];
	  
function onResizeDoc()
{/*
    if( dD[0] == document.documentElement.offsetHeight && dD[1] == document.documentElement.offsetWidth ) return;
    dD[0] = document.documentElement.offsetHeight; dD[1] = document.documentElement.offsetWidth;
    var width = document.documentElement.offsetWidth;
    
    if( width > 1000 ) 
        document.getElementById("pagewrapper").style.width = "100%";
    else 
        document.getElementById("pagewrapper").style.width = "1000px";
        */
}

window.onresize = onResizeDoc;


function bookmark(title, url) 
{
	if (title == undefined)
		title = document.title;

	if (url == undefined)
		url = top.location.href;

	if ( window.sidebar ) {
		// Firefox
		window.sidebar.addPanel(title, url, '');
	} else if (window.opera && window.print) {
		// Opera
		var t = document.createElement('a');
		t.setAttribute('rel', 'sidebar');
		t.setAttribute('href', url);
		t.setAttribute('title', title);
		t.click();
	} else {
		// IE
		window.external.AddFavorite(url, title);
	}
	return false;
}

function setClassById( id , className )
{
    document.getElementById(id).className = className;
}

function checkLogin( email , password )
{
    if( email == "" || email == "E-mail" || password == "" || password == "Password" )
    {
        alert( "Please enter your email and password." );
        return false;
    }
    
    if( !isEmailValid( email ) )
    {
        alert('Please enter a valid email.');
        return false;  
    }    
    
    return true;
}

function $() {
    var elements = new Array();
    for (var i = 0; i < arguments.length; i++) {
        var element = arguments[i];
        if (typeof element == 'string')
            element = document.getElementById(element);
        if (arguments.length == 1)
            return element;
        elements.push(element);
    }
    return elements;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function formatPrice( value )
{
    var numberStr = new String( round( value ) );
            
    if ( numberStr.indexOf('.') != -1 )
    {
        var intN = numberStr.substr( 0 , numberStr.indexOf('.') );
        
        var floatN = numberStr.substr( numberStr.indexOf('.') + 1 );
        
        if( floatN.length == 1 ) 
            floatN = floatN + '0';
    }
    else
    {
        var intN = numberStr;
        var floatN = '00';
    }
    
    return intN + '.' + floatN;
}

function round( value )
{   
    return value = Math.round( value * 100 ) / 100;
}


function addFeaturedToCart(label_id,material_id,sheet_qty)
{
    $('featured_add_form').label_id.value    = label_id;
    $('featured_add_form').material_id.value = material_id;
    $('featured_add_form').sheet_qty.value   = sheet_qty;
    $('featured_add_form').submit();
}