function setFocus(controlId)
{
	var control = document.getElementById(controlId);
	if(control) control.focus();
}

function changeImageUrl(imageId, selectControl)
{
	var imageControl = document.getElementById(imageId);
	if(imageControl) 
	{
		var src = imageControl.src;
		src = src.substring(0, src.lastIndexOf('/')+1);
		src += selectControl[selectControl.selectedIndex].value;
		imageControl.src = src;
	}
}

function getDropdownSelectedValue(selectId)
{
	var selectControl = document.getElementById(selectId);
	if(selectControl) 
	{
		return selectControl[selectControl.selectedIndex].value;
	}
}

function getItemValue(controlId)
{
	var control = document.getElementById(controlId);
	if(control) 
	{
		return control.value;
	}
}

function printFriendly() {
	var control = document.getElementById('RightColumn');
	if(control) control.style.visibility = "hidden";
}