var presWin = null;

function popUp(uri,w,h)
{
	if (presWin != null)
		ClosePopUp();
		
	presWin = window.open(uri,"PMGreece",'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=' + w +',height=' + h );
	presWin.focus();
}

function ClosePopUp()
{
	presWin.close();
}