function showHide() {
			theBox = document.getElementById("hint");
			hintrequest = document.getElementById ("hintrequest");
			if (theBox.style.display == ""){
						theBox.className = "boxHidden";
						theBox.style.display = "none";
						
						hintrequest.style.display = "";
			} else {
						theBox.className = "boxVisible"
						theBox.style.display = "";
			
						hintrequest.style.display = "none";
			}
			return false;
}

function clearField (field) {
     if (field.value == field.defaultValue) {
         field.value = ""
     }
 }