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

function gotoProduct( x, form_id ) {
	var new_id = '';

	form = document.getElementById( form_id );

	if ( x.type == 'select-one') {
		form.action = x.options[x.selectedIndex].value;
	}

//	alert(form.action);
	form.submit();

}

function showprint( URL, Page ) {
	window.open( URL+'print.php?page='+Page,'printversion', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=600,height=700,left = 262,top = 134');
}

function gotoProduct( x, form_id ) {
	var new_id = '';

	form = document.getElementById( form_id );

	if ( x.type == 'select-one') {
		form.action = x.options[x.selectedIndex].value;
	}

//	alert(form.action);
	form.submit();

}

function goTo (page) {

	if (page != "" ) {
		document.location.href = page;
	}
	return false;
}

function trim(str, chars) {
    return ltrim(rtrim(str, chars), chars);
}

function ltrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("^[" + chars + "]+", "g"), "");
}

function rtrim(str, chars) {
    chars = chars || "\\s";
    return str.replace(new RegExp("[" + chars + "]+$", "g"), "");
}

var newCartId;

function setCartId() {

	color = document.getElementById('color').value;

	size = document.getElementById('size').value;
	product_id = document.getElementById('product_id').value;

	cartId = product_id+'_'+size+'_'+color;

	if ( document.getElementById('stopli') ) {
		stopli = document.getElementById('stopli').value;
		cartId += '_'+stopli;
	}
	
	newCartId = trim(cartId, ' ');
	/*for(i=0;i<(cartId.length)-1;i++){
		newCartId += cartId[i]; 
	}
	if(cartId[cartId.length-1] != " "){
		newCartId += cartId[cartId.length-1];
	}*/
	//alert(newCartId);
	document.getElementById('product_cart_id').value = newCartId;

	showProductNumber();
}

function expandLink( obj, field, name ) {
	setCartId();
	if ( !name )
		name = field;
	obj.href += '&'+name+'='+document.getElementById(field).value;
}

function showProductNumber() {
	pid = document.getElementById('product_cart_id').value;
	new Ajax.Request('?l1=webstore&l2=plug_webstore_cart&l3=showProductNumber&pid='+pid+'&print=1',
	  {
	    method:'get',
	    onSuccess: function(transport){
	      var response = transport.responseText || "no response text";
		  if ( response != "no response text" ) {
			  document.getElementById('product_number').value = response;
		  }
	    },
	    onFailure: function(){ alert('Something went wrong...') }
	  });
}