function checkDocSrch(strHref, strForm)  {

 eval("var f = document." + strForm)

 var sSrch = f.mSQRY.value;
 var sTemp = '';
 var blnCharFound = false;

 if (sSrch != 'Search') {
     for(var i=0;i<sSrch.length;++i) {
        var c=sSrch.charAt(i);
        if (c == ' ') {sTemp += '%20'}
        else { sTemp += c; blnCharFound = true }
     }
 }
 if (blnCharFound) {
    f.action = strHref + '&SQRY=' + sTemp;
    f.submit();
    return false;
 }
 alert('You have not indicated what you wish to search for!\n\n' +
      'Please enter a text string and try again ...');
 return false;
}