function clearText(thefield){
	if (thefield.defaultValue == thefield.value) thefield.value = ""
} 

function catDropGo() {
	if(catlist.destination.selectedIndex == 0) 
		alert('You must choose a category');
	else 
		window.location.href=catlist.destination.options[catlist.destination.selectedIndex].value;
}

function artDropGo() {
	if(artistlist.destination.selectedIndex == 0) 
		alert('You must choose an artist');
	else 
		window.location.href=artistlist.destination.options[artistlist.destination.selectedIndex].value;
}