function __doLocalPostBack(eventTarget, pageUrl) 
{

	
	
	var theform;
	if (window.navigator.appName.toLowerCase().indexOf("microsoft") > -1) 
	{
		theform = document.frmMain;
	}
	else 
	{
		theform = document.forms["frmMain"];
	}
	
	
	theform.__EVENTTARGET.value		= eventTarget.split("_").join(":");
	theform.action					= pageUrl;
	theform.submit();
	
	return false;
}