// JavaScript Document

	function validEmail(email) {
		var emailReg = "^[a-z0-9\._-]+@+[a-z0-9\._-]+\.+[a-z]{2,4}$";
		var regex = new RegExp(emailReg);
		
		if (!regex.test(email) ) { return false; }	  
		return true;
	  
	}
	
	function validate()
	{
	
		if (document.frmMain.name.value=="")
			{
				alert ('Name is needed.');
				document.frmMain.name.focus();
				return false;
			}
		else if (document.frmMain.username.value=="")
			{
				alert ('Username is needed.');
				document.frmMain.username.focus();
				return false;
			}	
		else if (document.frmMain.email.value=="")
			{
				alert ('Email is needed.');
				document.frmMain.email.focus();
				return false;
			}					
		else if (!validEmail(document.frmMain.email.value))
			{
				alert("Your email is invalid");
				return false;
			}													
		else if (document.frmMain.password.value=="")
			{
				alert ('Password is needed.');
				document.frmMain.password.focus();
				return false;
			}
		else if (document.frmMain.password.value != document.frmMain.password2.value)
			{
				alert ("Password doesnt matched!");
				document.frmMain.password.focus();
				return false;
			}
			
		else
			{
				document.frmMain.submit()
			}	

	}