function toggleAll(element) 
	{
	var form = document.forms.openinviter, z = 0;
	for(z = 0; z < form.length; z++)
		{
		if(form[z].type == 'checkbox')
			form[z].checked = element.checked;
	   	}
	}



	function computeForm(form)  
    	{
    		var game = form.game.value/100;
			var amount = (form.rakedhands.value*game*form.pokerrefunds.value*30.4167);
			form.monthly.value = Math.round((amount*1000)/1000);
    	}
		


	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_validateForm() 
		{ //v4.0
  			var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  			for (i=0; i < (args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    		if (val) { nm=val.name; if ((val=val.value)!="") {
      		if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        	if (p < 1 || p==(val.length-1)) errors+='- '+nm+' must contain an e-mail address.\n';
      	} 
		else if (test!='R') 
		{ 
			num = parseFloat(val);
        	if (isNaN(val)) errors+='- '+nm+' must contain a number.\n';
        	if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          	min=test.substring(8,p); max=test.substring(p+1);
          	if (num < min || max < num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    		} } } else if (test.charAt(0) == 'R') errors += '- '+nm+' is required.\n'; }
  			} if (errors) alert('The following error(s) occurred:\n'+errors);
  			document.MM_returnValue = (errors == '');
		}
		
	function show_hide(blocknum, isOpen) {
	hid = ('hide' + (blocknum));
	unhid = ('show' + (blocknum));
	if( document.getElementById ) {
		if( document.getElementById(hid).style.display ) {
			if( isOpen != 0 ) {
				document.getElementById(hid).style.display = "block";
				document.getElementById(unhid).style.display = "none";
			} else {
				document.getElementById(hid).style.display = "none";
				document.getElementById(unhid).style.display = "block";
			}
		} else {
			location.href = isOpen;
			return true;
		}
	} else {
		location.href = isOpen;
		return true;
	}
}