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_preloaduntonface() { //v3.0
  var d=document; if(d.untonface){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloaduntonface.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 disableCtrl() {
			// current pressed key
	var pressedKey = String.fromCharCode(event.keyCode).toLowerCase();
		//alert(pressedKey)
	if (event.ctrlKey && (pressedKey == "c" || 
							pressedKey == "v" || event.keyCode == 82)) {
		// disable key press porcessing
		event.returnValue = false;
	}

}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  
  //alert("MM_showHideLayers: " + (args.length-2));
  
  var msg = ""
  for (i=0; i<(args.length-2); i+=3) 
    //alert(args[i]);
    if ((obj=MM_findObj(args[i]))!=null) {
        v=args[i+2];
        
        if (obj.style) {
            obj=obj.style;
            //v=(v=='show')?'visible':(v=='hide')?'hidden':v;
            v=(v=='show')?'':(v=='hide')?'none':v;
            msg = msg + args[i] + ", " + v;
        }
        else
        {
            msg = msg + args[i] + " has no style!!";
        }
        
        //obj.visibility=v;
        obj.display=v;
   }
   
   //alert("MM_showHideLayers: " + msg);
}

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      if (oldonload) {
        oldonload();
      }
      func();
    }
  }
}

function isNumberPressed(){
  var isValidKey = false;
  var intCode = window.event.keyCode;
  if (intCode >= 48 && intCode <= 57) isValidKey = true;


  window.event.returnValue = isValidKey;
}

function changePage(newLoc) {
    nextPage = newLoc.options[newLoc.selectedIndex].value;
    alert(nextPage);
    if (nextPage != "") {
        document.location.href = nextPage;
    }
}

function ChangeCurrency() {
    var w = document.form1.Currency.selectedIndex;
    var url_add = document.form1.Currency.options[w].value;

    var sPath = window.location.href
    //alert(sPath);
    var UrlPath = "";
    if (sPath.lastIndexOf('cuyid=') > -1) {
        //alert('1' + sPath.lastIndexOf('cuyid='))
        UrlPath = sPath.substring(0, sPath.lastIndexOf('cuyid=')) + "cuyid=" + url_add;
    }
    else if (sPath.lastIndexOf('=') > -1) {
        //alert('1' + sPath.lastIndexOf('=') + 1)
        UrlPath = sPath + "&cuyid=" + url_add;
    }
    else if (sPath.lastIndexOf('#a_Payment') > -1) {
        sPath = window.location.pathname
        //alert(sPath)
        UrlPath = sPath + '?cuyid=' + url_add + '#a_Payment';
    }
    else if (sPath.lastIndexOf('#a_Billing') > -1) {
        sPath = window.location.pathname
        //alert(sPath)
        UrlPath = sPath + '?cuyid=' + url_add + '#a_Billing';
    }       
    else if (sPath.lastIndexOf('?') == -1) {
        //alert('3' + sPath.lastIndexOf('?') + 1)
        UrlPath = sPath + "?cuyid=" + url_add;
    }

    else {
        //alert('4' + sPath.length)
        UrlPath = sPath.substring(0, sPath.lastIndexOf('&cuyid=')) + "&cuyid=" + url_add;
    }

    //var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
    //if sPath.
    //var sPage = sPath.substring(sPath.lastIndexOf('/') + 1) + "&cuyid=" + url_add
    //alert(UrlPath);
    //alert(sPath.lastIndexOf('?'));
    window.location.href = UrlPath;
}