/*var emailfilter=/^\w+[\+\.\w-]*@([\w-]+\.)*\w+[\w-]*\.([a-z]{2,4}|\d+)$/i

function checkmail(e){
  var returnval=emailfilter.test(e.value)
  if (returnval==false){
  alert("Please enter a valid email address.")
  e.select()
  }
  return returnval
}
*/
//////////////////FORM CHECK//////////////////////

function formCheck(formobj){
	// Enter name of mandatory fields
	var fieldRequired = Array("NAME", "EMAIL");
	// Enter field description to appear in the dialog box
	var fieldDescription = Array("Name", "E-mail");
	// dialog message
	var alertMsg = "Please complete the following fields:\n";
	
	var l_Msg = alertMsg.length;
	
	for (var i = 0; i < fieldRequired.length; i++){
		var obj = formobj.elements[fieldRequired[i]];
		if (obj){
			switch(obj.type){
			case "select-one":
				if (obj.selectedIndex == -1 || obj.options[obj.selectedIndex].text == ""){
					alertMsg += fieldDescription[i] + "\n";
				}
				break;
			case "select-multiple":
				if (obj.selectedIndex == -1){
					alertMsg += fieldDescription[i] + "\n";
				}
				break;
			case "text":
			case "password":
			case "textarea":
				if (obj.value == "" || obj.value == null){
					alertMsg += fieldDescription[i] + "\n";
				}
				break;
			default:
			}
			if (obj.type == undefined){
				var blnchecked = false;
				for (var j = 0; j < obj.length; j++){
					if (obj[j].checked){
						blnchecked = true;
					}
				}
				if (!blnchecked){
					alertMsg += fieldDescription[i] + "\n";
				}
			}
		}
	}
	
	if (alertMsg.length == l_Msg){
	  if (checkmail(formobj.EMAIL)){
      return true;
    }else{
		  return false;
    }
	}else{
		alert(alertMsg);
		return false;
	}
}

	function isEmail(str)
	{
		var filter=/^.+@.+\..{2,3}$/
  		return (filter.test(str));
	}

//////////////////////////////////CHECK FORM//////////////////////////////////////

	function checkForm()
	{
		var frm  = document.forms[0];
		var name = frm.NAME.value;
		var email= frm.EMAIL.value;
		
		if(name.length<=2 || name=='') 
		{
			alert('Please provide a valid name');
			frm.NAME.focus();
			return false;		
		} else if(!isEmail(email)) 
		{
			alert('Please provide a valid email');
			frm.EMAIL.focus();
			return false;	
		}
		return true;
	}