// Anything-Arty Javascript functions


	function SymError()
	{
	  return true;
	}
	window.onerror = SymError;
	var SymRealWinOpen = window.open;
	function SymWinOpen(url, name, attributes)
	{
	  return (new Object());
	}
	window.open = SymWinOpen;
	

	/*  
	Script made by Martial Boissonneault © 2001-2003 http://getElementById.com/
	This script may be used and changed freely as long as this msg is intact
	Visit http://getElementById.com/ for more free scripts and tutorials.
	*/

	function SwitchMenu(obj){
		if(document.getElementById){
		var el = document.getElementById(obj);
		var ar = document.getElementById("menu").getElementsByTagName("DIV");
			if(el.style.display == "none"){
				for (var i=0; i<ar.length; i++){
					ar[i].style.display = "none";
				}
				el.style.display = "block";
			}else{
				el.style.display = "none";
			}
		}
	}
	function ChangeClass(menu, newClass) { 
		 if (document.getElementById) { 
			document.getElementById(menu).className = newClass;
		 } 
	} 
	//document.onselectstart = new Function("return false");


// function used to process menu_form submission and jump to next screen

	function menuSubmit(destscreen,val1)
	{
	  var d = document.menu_form;
	  d.target.value = val1;
	  d.action = destscreen;
	  d.submit();
	}

////////////////////////////////////////////////////////////////////////

	function menuReOpen() 
	{
	
		// Script to force the present menu category to stay open
	
		// get current address eg: http://www.anything-arty.co.uk/card_gallery.php
			var current_address = window.location.href; 
	
		// set up 'temp' as an empty array variable -->
			var temp = new Array();
	
		// split the current address by '/ ' and put each element into 'temp' array
			temp = current_address.split('/');
	
		// the current category should be second part of the split address array eg: 'temp[3]'
			var current_category = temp[3];
	
		//	alert('current_category = ' + current_category) ;	
			
			// set the current menu number based on current category name
			var current_menu = '';
	
			if(current_category == 'stallholder_horiz.php') { current_menu = '2'; }
			if(current_category == 'stallholder_vert.php') { current_menu = '2'; }
		
		// construct a new variable to match current sub_menu -->
			var current_sub = 'sub' + current_menu;
		// stop this menu function for items without sub-menus - as it causes errors in menu script
		// so ensure that the current_sub exists before running the menu function
			if(document.getElementById(current_sub)) { 
		// Force the sub_menu to re-open by calling the menu script at top of document
			SwitchMenu(current_sub);
		}
	
	}

///////////////////////////////////////////////////////////////////////////////////////////////////////////////

	function menuReOpen2() 
	{
	
		// Script to force the present menu category to stay open
	
		// get current address eg: http://www.anything-arty.co.uk/card_gallery.php
			var current_address = window.location.href; 
	
		// set up 'temp' as an empty array variable -->
			var temp = new Array();
	
		// split the current address by '/ ' and put each element into 'temp' array
			temp = current_address.split('/');
	
		// the current category should be second part of the split address array eg: 'temp[3]'
			var current_category = temp[3];
	
		//	alert('current_category = ' + current_category) ;	
			
			// set the current menu number based on current category name
			var current_menu = '';
	
			if(current_category == 'stallholder') { current_menu = '2'; }
		
		// construct a new variable to match current sub_menu -->
			var current_sub = 'sub' + current_menu;
		// stop this menu function for items without sub-menus - as it causes errors in menu script
		// so ensure that the current_sub exists before running the menu function
			if(document.getElementById(current_sub)) { 
		// Force the sub_menu to re-open by calling the menu script at top of document
			SwitchMenu(current_sub);
		}
	
	}

///////////////////////////////////////////////////////////////////////////////////////////////////////////////

// Standard MM Nav script for roll-overs

	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_nbGroup(event, grpName) { //v6.0
	  var i,img,nbArr,args=MM_nbGroup.arguments;
	  if (event == "init" && args.length > 2) {
		if ((img = MM_findObj(args[2])) != null && !img.MM_init) {
		  img.MM_init = true; img.MM_up = args[3]; img.MM_dn = img.src;
		  if ((nbArr = document[grpName]) == null) nbArr = document[grpName] = new Array();
		  nbArr[nbArr.length] = img;
		  for (i=4; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
			if (!img.MM_up) img.MM_up = img.src;
			img.src = img.MM_dn = args[i+1];
			nbArr[nbArr.length] = img;
		} }
	  } else if (event == "over") {
		document.MM_nbOver = nbArr = new Array();
		for (i=1; i < args.length-1; i+=3) if ((img = MM_findObj(args[i])) != null) {
		  if (!img.MM_up) img.MM_up = img.src;
		  img.src = (img.MM_dn && args[i+2]) ? args[i+2] : ((args[i+1])? args[i+1] : img.MM_up);
		  nbArr[nbArr.length] = img;
		}
	  } else if (event == "out" ) {
		for (i=0; i < document.MM_nbOver.length; i++) {
		  img = document.MM_nbOver[i]; img.src = (img.MM_dn) ? img.MM_dn : img.MM_up; }
	  } else if (event == "down") {
		nbArr = document[grpName];
		if (nbArr)
		  for (i=0; i < nbArr.length; i++) { img=nbArr[i]; img.src = img.MM_up; img.MM_dn = 0; }
		document[grpName] = nbArr = new Array();
		for (i=2; i < args.length-1; i+=2) if ((img = MM_findObj(args[i])) != null) {
		  if (!img.MM_up) img.MM_up = img.src;
		  img.src = img.MM_dn = (args[i+1])? args[i+1] : img.MM_up;
		  nbArr[nbArr.length] = img;
	  } }
	}
	
///////////////////////////////////////////////////////////////////////////////////////////////////////

	function SwitchImage(image_id, image_source) {
		
		 if (document.getElementById) {
			document.getElementById(image_id).src = image_source;
		 }
		 return false;

	}

///////////////////////////////////////////////////////////////////////////////////////////////////////

	function SwitchImageAndCaption(image_id, image_source, cap_id, caption) {
		
		var dc = document.getElementById(cap_id);
		
		// switch the caption text    
		 dc.innerHTML=caption;

		 if (document.getElementById) {
			document.getElementById(image_id).src = image_source;
		 }
		 return false;

	}

///////////////////////////////////////////////////////////////////////////////////////////////////////

// function used to submit a add to basket form

	function basketSubmit()
	{
//	  alert('basket script');
	  var d = document.basket_form;
	  var theAmount = parseFloat(d.amount.value); // converts the string to a number
	  var theIndex = document.delivery.destination.selectedIndex;
	  var theValue = document.delivery.destination.options[theIndex].value;
//	  alert('theAmount = '+ theAmount);
	  if(theValue == 0) { alert('Please select a delivery destination'); return; }
	  else if(theValue == 1) { d.amount.value = theAmount + 0; }
	  else if(theValue == 2) { d.amount.value = theAmount + 1.5; }
	  else if(theValue == 3) { d.amount.value = theAmount + 3; }
	  d.submit();
	}

// function used to submit a checkout form

	function checkoutSubmit()
	{
	  var d = document.checkout_form;
	  d.submit();
	}

////////////////////////////////////////////////////////////////////////