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_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_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 MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

sfHover = function() {
	if(document.getElementById("nav")){
		var sfEls = document.getElementById("nav").getElementsByTagName("LI");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=" sfHover";
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
			}
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);

var isVisible = 0;

var BUA = navigator.userAgent;
var BIE = BUA.indexOf("MSIE");
var BMAC = BUA.indexOf("Macintosh");

function HideSelect () {
	
	if (BIE > 0) {
			document.quicknav.menu1.style.visibility = 'hidden';	
	}
}

function ShowSelect() {
	if (BIE > 0) {
			document.quicknav.menu1.style.visibility = 'visible';
	}
}

if (!document.getElementById) {
	browserNew = false;
}
else {
	browserNew = true;
}

function hideLyr(id) {
	isVisible = 0;
	if (browserNew) {
		setIdProperty(id,"visibility","hidden");
	}
	else {
		if (browserName == "NS") { document.layers[id].visibility = "hide"; }
		else { document.all[id].style.visibility = "hidden"; }
	}
	if (BIE > 0) {
		document.quicknav.menu1.style.visibility = 'hidden';
	}
}

function showLyr(id) {
	isVisible = 1;
	if (BMAC > 0){
		topSize = 101;
		leftSize = 555;
	}
	else {
		if (BIE > 0) {
			topSize = 101;
			leftSize = 555;
		}	
		else {
			topSize = 102;
			leftSize = 555;
		}
	}
	var divleft = document.getElementById('maintable').offsetLeft + leftSize;
	if (browserNew) {
		setIdProperty(id,"left",divleft);
		setIdProperty(id,"top",topSize);
		setIdProperty(id,"visibility","visible");
	}
	else {
		if (browserName == "NS") { 
			document.layers[id].left = divleft; 
			document.layers[id].top = topSize; 			
			document.layers[id].visibility = "show"; 
		}
		else { 
			document.all[id].style.left = divleft; 
			document.all[id].style.left = topSize; 			
			document.all[id].style.visibility = "visible"; 
		}
	}
	if (BIE > 0) {
		document.quicknav.menu1.style.visibility = 'visible';
	}		
}

function masterSetLyr(id) {
	if (BMAC > 0){
		topSize = 101;
		leftSize = 555;
	}
	else {
		if (BIE > 0) {
			topSize = 101;
			leftSize = 555;
		}	
		else {
			topSize = 102;
			leftSize = 555;
		}
	}
	var divleft = document.getElementById('maintable').offsetLeft + leftSize;
	if (browserNew) {
		setIdProperty(id,"left",divleft);
		setIdProperty(id,"top",topSize);
		setIdProperty(id,"visibility","hidden");
	}
	else {
		if (browserName == "NS") { 
			document.layers[id].left = divleft; 
			document.layers[id].top = topSize; 			
			document.layers[id].visibility = "hide"; 
		}
		else { 
			document.all[id].style.left = divleft; 
			document.all[id].style.left = topSize; 			
			document.all[id].style.visibility = "hidden"; 
		}
	}	
}

function setIdProperty(id,property,value) {
	var styleObject = document.getElementById( id );
	if (styleObject != null) {
		styleObject = styleObject.style;
		styleObject[ property ] = value;
	}
}

function IsEmpty(aTextField) {
   if ((aTextField.value.length==0) ||
   (aTextField.value==null)) {
      return true;
   }
   else { return false; }
}

function IsNumeric(sText)
{
   var ValidChars = "0123456789.";
   var IsNumber=true;
   var Char;

 
   for (i = 0; i < sText.length && IsNumber == true; i++) 
      { 
      Char = sText.charAt(i); 
      if (ValidChars.indexOf(Char) == -1) 
         {
         IsNumber = false;
         }
      }
   return IsNumber;
   
   }

function isValidEmail(str) {
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
 
}

function Search(){
	if (!IsEmpty(searchfrm.q)){
		top.location.href = '/shop/search.asp?q=' + searchfrm.q.value;
	}
}

function Newsletter(){
	if (!IsEmpty(newsfrm.email)){
		document.newsfrm.submit();
	}
}