//added by Rob Cameron 4/7/04
//returns string value based on which of a group of radio buttons is selected
function FormUtils_getRadioButtonValue(radioSetName) {
	var radioValue = null;
	var radioSet = document.getElementsByName(radioSetName);
	for (var i = 0; i < radioSet.length; i++) {
		if (radioSet[i].checked){
			var radioValue = radioSet[i].value;
			break;
		}
	}
	return radioValue;
}

function FormUtils_setRadioButtonValue(radioSetName,valueToSet) {
	var radioValue = null;
	var radioSet = document.getElementsByName(radioSetName);
	for (var i = 0; i < radioSet.length; i++) {
		if (radioSet[i].value == valueToSet){
			radioSet[i].checked = true;
			break;
		}
	}
	return true;
}


//added by Rob Cameron 4/9/04
//removes all options from a dropdown box
function FormUtils_deleteDropDownOptions(dropDownObj) {
	for (var i = dropDownObj.options.length-1; i > 0; i--) {
		dropDownObj.options[i] = null; // null out in reverse order (bug workarnd)
	}
}

//added by Rob Cameron 4/9/04
//removes all options from a dropdown box and sets to new list provided
function FormUtils_setDropDownOptions(dropDownObj,labelsArray,valuesArray) {
	FormUtils_deleteDropDownOptions(dropDownObj);

	for (var i = 0; i < labelsArray.length; i++) {
		dropDownObj.options[i] = new Option(labelsArray[i],valuesArray[i]);
	}
}


function FormUtils_hideSelectBoxes(boundLeft,boundTop,boundRight,boundBottom){
//only hide the selects that are within the bounding area
	var selectBoxes = document.getElementsByTagName("SELECT");
	var currBox = null;

	for(var i = 0;i < selectBoxes.length; i++)	{
		currBox = selectBoxes[i];
		currBoxL = CssUtils_findPosX(currBox);
		currBoxT = CssUtils_findPosY(currBox);
		currBoxR = currBoxL + CssUtils_getWidthNum(currBox);
		currBoxB = currBoxT + CssUtils_getHeightNum(currBox);

		if ((boundLeft <= currBoxL && currBoxL <= boundRight) || (boundLeft <= currBoxR && currBoxR <= boundRight)) {
			if ((boundTop <= currBoxT && currBoxT <= boundBottom) || (boundTop <= currBoxB && currBoxB <= boundBottom)) {
				selectBoxes[i].style.visibility = "hidden";
			}
		}
	}
}

function FormUtils_showSelectBoxes(){
	var selectBoxes = document.getElementsByTagName("SELECT");
	
	for(var i = 0;i < selectBoxes.length; i++)	{
		selectBoxes[i].style.visibility = "inherit";
	}
}