// This clears the form's default value

function clearThis(f) {
	f.value = "";
}

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;
}


// This validates the form

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) {
			if (val.length) {
				for (var inputIndex = 0; inputIndex < val.length; inputIndex++) {
					var input = val[inputIndex];
					if (input.checked) {
						break;
					}
					
					if (inputIndex == val.length - 1 && input.name) {
						errors += '- '+input.name.replace(/_/g, ' ').toProperCase()+' is required.\n';
					}
				}
			}
			nm=val.name;
			if (typeof nm == 'undefined') {
				continue;
			}
			nm = nm.replace('_', ' ').toProperCase();
			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 == '');
}

String.prototype.toProperCase = function(){
     return this.toLowerCase().replace(/\w+/g,function(s){
          return s.charAt(0).toUpperCase() + s.substr(1);
     })
}