function lockPage(){document.getElementById("lockpage").innerHTML="";document.getElementById("lockpage").style.opacity="0.55";document.getElementById("lockpage").style.MozOpacity="0.55";document.getElementById("lockpage").style.KhtmlOpacity="0.55";document.getElementById("lockpage").style.filter="alpha(opacity=50)";document.getElementById("lockpage").style.backgroundColor="#EEE";document.getElementById("lockpage").style.display="block";document.getElementById("lockpage").style.height=document.body.clientHeight+'px';}
function unlockPage(){document.getElementById("lockpage").style.backgroundColor="";document.getElementById("lockpage").style.opacity="";document.getElementById("lockpage").style.MozOpacity="";document.getElementById("lockpage").style.KhtmlOpacity="";document.getElementById("lockpage").style.filter="";document.getElementById("lockpage").style.display="none";}