function checktrim(instr){
        return instr.replace(/^[\s]*/gi,'').replace(/[\s]*$/gi,'');
}

function checkKeyword(fm,msg,defval){
	if(!checktrim(fm.Keyword.value)){alert(msg);fm.Keyword.focus();return false;}
//        fm.SearchSubmit.disabled = true;
	if( fm.Keyword.value==defval )	{alert(msg); fm.Keyword.value=""; fm.Keyword.focus();return false;}
        fm.submit();
}

function ClearKeyword(fm,defval){
	if( fm.Keyword.value == defval ) {
		fm.Keyword.value = "";
	}
}