function midWin(n,w,h,u){ //v2.0
	var l = (screen.width - w) / 2;
	var t = (screen.height - h) / 2;
	eval("var "+n+"=window.open('"+u+"','"+n+"','width="+w+",height="+h+",left="+l+",top="+t+",scrollbars=yes,resizable=yes')");
	eval(n+".focus()");
}

function formGS(f,u,c,w,h){
	if (c){
		u+="?";
		for (i=0; i<f.length; i++)
		{
			if(i>0) u+="&";
			u+=f[i].name+"="+f[i].value;
		}
		if (w>0&&h>0){
			if (f.name.length == 0) f.name="formgs";
			midWin(f.name,w,h,u);
			f.reset();
		}else{
			window.location=u;
		}
	}
}

function validateForm() { //v4.1
	var i,p,q,nm,test,num,min,max,errors='',args=validateForm.arguments;
	for (i=0; i<(args.length-1); i+=2) {
		test=args[i+1];
		val=findObj(args[i]);
		if (val) {
			nm=val.id;
			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('FormValidator found following error(s):\n'+errors);
	return (errors == '');
}

function 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=findObj(n,d.layers[i].document);
	if(!x && d.getElementById) x=d.getElementById(n);
	return x;
}

function morphTags(type, tag, parentId) {
	if (window.attachEvent) {
		window.attachEvent("onload", function() {
			var sfEls = (parentId==null)?document.getElementsByTagName(tag):document.getElementById(parentId).getElementsByTagName(tag);
			type(sfEls);
		});
	}
}

mtFocus = function(sfEls) {
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onfocus=function() {
			this.className+=" inputfocus";
		}
		sfEls[i].onblur=function() {
			this.className=this.className.replace(new RegExp(" inputfocus\\b"), "");
		}
	}
}

morphTags(mtFocus, "INPUT");
morphTags(mtFocus, "SELECT");
morphTags(mtFocus, "TEXTAREA");