function lockform(formname,text){
	var obj = document.forms[formname];
	obj.Submit.value = text;
	obj.Submit.disabled = true;
}

function unlockform(formname,text){
	var obj = document.forms[formname];
	obj.Submit.value = text;
	obj.Submit.disabled = false;
}
function formrun(fun){
	if(event.keyCode==13) eval(fun);
}