function clearvalue(id) {
     var value = document.getElementById(id).value;
     if (value == "Enter Property ID") {
        document.getElementById(id).value="";
     } else {
     }
}

function searchbypropertyid(num,id) {
     var value = document.getElementById(id).value;
     if (value == "Enter Property ID" || value == "") {
     alert("Please enter an ID to search.");
     } else {
     document.forms["form"+num].submit();
     } 
 }