function lockForm(formID,lock){if(!formID && !document.getElementById(formID))return;if(typeof(formID)=="object")var form=formID;if(typeof(formID)=="string")var form=document.getElementById(formID);if(lock)lock=true;else lock=false;var g=function(from,tag,lock){var i=0,j='';try{j=form.getElementsByTagName(tag);for(var i=0;;){if(j[i])j[i++].disabled=lock;else break;}}catch(e){}};g(form,"input",lock);g(form,"textarea",lock);g(form,"button",lock);g(form,"select",lock);return form;}