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 MM_jumpMenu(targ,selObj,restore){ //v3.0
  eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
  if (restore) selObj.selectedIndex=0;
}
	var isNamedFone = false;
	var ns = (navigator.appName == "Netscape");
	function chkNAN(char2chk) {
   var validNum = "0123456789";
   //if (validNum.indexOf(char2chk) < 0 )
     if (validNum.value < 0)
      return(alert("You have entered a non-numeric character, please try again"));
      return false
	}
	
	function check_number(e) {
		if(ns) var key_index = e.which;
		else var key_index = window.event.keyCode;
		// status = 'key pressed = '+key_index;
		// only allow numbers and backspace
		if((key_index>45 && key_index<58) || key_index==8)
			return true;
		else
			return false;
	}

	function maskCC(fld) {
	   fldVal = fld.value;
	
	   var tmpStr = "";
	   keyCount = fldVal.length;
	   keyEntered =fldVal.substring(keyCount-1,keyCount);
	
	   if (keyCount < 2)   isNamedFone = false;
	   if (!isNamedFone)   isNamedFone = chkNAN(keyEntered);
	
	   keyCount++;
	   with (document.frmCart)
	   {
		  switch (keyCount)
		  {
			 case 5:
				fld.value +=  "-";
				break;
			 case 10:
				fld.value +=  "-";
				break;
			  case 15:
				fld.value += "-"; 
				break;
		  }
	   }
	}