//=========================== Name Validation ================================

function isName(name){
	var iChars = "a-zA-Z";
    for (var i = 0; i < name.length; i++){
        if (iChars.indexOf(name.charAt(i)) == -1) 
			return false;
    }
    return true;
}

//=========================== Email Validation ================================

function isEmail(email)
{
	var inem1,inem2,lenem1,l,l1,lenem2,lensp,lechar;
	inem1 = email.value.length;
	l = email.value;
	
	
	l1 = l.lastIndexOf('.');
	lenem1 = l.lastIndexOf('@');
	lenem2 = l.indexOf('@');
	lensp = l.indexOf(' ');
	lechar = l.charAt(lenem1 + 1);
	if(lechar == '.')
	{
		if(l=="")
		{
			return true;
		}
		alert("Enter an valid Email ID !!!");
		email.focus();
		return (false);
		
	}
	if((lenem1 + 1) == l1 || (l1 + 1) == inem1 || lenem1 > l1 || lenem2 != lenem1 || lensp != -1 || lenem1 == 0)
	{
		if(l=="")
		{
			return true;
		}
		alert("Enter an valid Email ID !!!");
		email.focus();
		return (false);
	}
	if(email.value.indexOf('@') == -1 || email.value.indexOf('.')== -1)
	  {
	 	if(l=="")
		{
			return true;
		}
	 	alert("Enter an valid Email ID !!!");
	  	email.focus();
	  	return (false);
	  }
	  return true;
}






//===========================  Event VALIDATION FUNCTION ==================================

function validateEvent() 
{
	if(document.events_form.txtTitle.value=="")
	{
		alert("Title can not left Blank.");
		document.events_form.txtTitle.focus();
		return false;
	}
	else if(document.events_form.txtStDateTime.value=="")
	{
		alert("Start Date can not left Blank.");
		document.events_form.txtStDateTime.focus();
		return false;
	}
	else if(document.events_form.txtEndDateTime.value=="")
	{
		alert("End Date can not left blank.");
		document.events_form.txtEndDateTime.focus();
		return false;
	}
}