function switchMenu(obj) {
	var el = document.getElementById(obj);
	if ( el.style.display != 'none' ) {
		el.style.display = 'none';
	}
	else {
		el.style.display = '';
	}
}


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


function ltrim(str) 
{
    return str.replace(/^\s+/,"");
}
 

function rtrim(str) 
{
    return str.replace(/\s+$/,"");
}


function CheckUncheckAllCheckboxes(lpszBaseValueId, lpszCheckGroupName)
{
	hBaseValue 		= document.getElementById(lpszBaseValueId);
	haCheckGroup	= document.getElementsByName(lpszCheckGroupName);
	
	for (i = 0; i < haCheckGroup.length; i++) 
	{
		haCheckGroup[i].checked = hBaseValue.checked;
	}
}


function GoToURL(lpszURL)
{
	window.location.href=lpszURL;
}