//search functions

function PostForm()
{
	var obj = document.getElementById('searchinputbox');
	if(obj.value == 'search...')
		return;
	if(obj.value != '')
	{
		document.getElementById('searchform').submit();
	}
}

function ReloadTextBox()
{
	var obj = document.getElementById('searchinputbox');
	if(obj.value == '')
		obj.value = 'search...';
}

function LoadTextBox()
{
	var obj = document.getElementById('searchinputbox');
	if(obj.value == 'search...') 
		obj.value = '';
}

function ValidateEmail(field_id) {
	var strRegex = /^([A-Za-z0-9_\-\.])+\@([A-Za-z0-9_\-\.])+\.([A-Za-z]{2,4})$/;
	var address = document.getElementById(field_id).value;
	if(strRegex.test(address) == false)
		return false;
	else
		return true;
}

function ShowDefaultLHS()
{
	var obj = document.getElementById("LHS_Default");
	obj.style.visibility = 'visible';
	obj.style.display = 'block';
}
function HideDefaultLHS()
{
	var obj = document.getElementById("LHS_Default");
	obj.style.visibility = 'hidden';
	obj.style.display = 'none';
}