window.addEvent('domready', function(){	
	var login_form = $('login_form');
	login_form.addEvent('submit', function (e) {
		var username = trim($('username').value);
		var password = trim($('password').value);
		if(username!="")
		{
			if(password!="")
			{
				return true;
			}
			else
			{
				alert("Invalid password");
			}
		}
		else
		{
			alert("Invalid Username");
		}
		return false;
	}
	);
	$('username').addEvent('focus', function (e) {
		$('username').value="";
	}
	);
	$('password').addEvent('focus', function (e) {
		$('password').value="";
	}
	);
	$('searchText').addEvent('focus', function (e) {
		$('searchText').value="";
	}
	);
	var search_frm = $('search_frm');
	search_frm.addEvent('submit', function (e) {
		var searchText=trim($('searchText').value);
		var sel_state=$('sel_state').value
		if(((sel_state==-1)&&(searchText=="--Search by Keyword--"))||((searchText=="")&&(sel_state==-1)))
		{
			alert("Choose atleast one criteria");
		}
		else
		{
			if(searchText=="--Search by Keyword--")
			{
				$('searchText').value="";
				return true;
			}
		}
		return false;
	}
	);
	var sel_state = $('sel_state');
	sel_state.addEvent('change', function(e) {
		loadCity();
	}
	);
});

function trim(stringToTrim) 
{
	return stringToTrim.replace(/^\s+|\s+$/g,"");
}