// JavaScript Document

function revealImages(){
		
		for(var i=0; i<arguments.length; i++){
			var element = document.getElementById(arguments[i]);
			element.style.visibility = "visible";
		}
}

function hideImages(){
		
		for(var i=0; i<arguments.length; i++){
			var element = document.getElementById(arguments[i]);
			element.style.visibility = "hidden";
		}
}

function changeImages(idname, filename){
	
	//var element = document.getElementById(idname);
	document.getElementById(idname).src = filename;
}

function fadeImages(){
	
	for(var i=1; i<arguments.length; i++){
			var element = document.getElementById(arguments[i]);
			element.style.filter = 'alpha(opacity=' + arguments[0]*10 + ')';
			element.style.opacity = arguments[0]/10;
		}
}

function clearSearchBox(idname){
 	if (idname.value == idname.defaultValue)
         idname.value = "";
 }
 
function resetSearchBox(idname){
	if (idname.value == "" || idname.value == " ")
       	idname.value = idname.defaultValue; 
}