var defaultColor = "";
var overColor = "";
var markColor = "#3366CC";

function setColor(obj, action){
 	//cursor
 	/*
 	if(action == "over" || action == "click"){
 		obj.style.cursor = 'pointer'; 		
 	}
 	else{
 		obj.style.cursor='normal';
 	}*/
 	//color
 	
 	if(action == "click"){
 	
 		var menuItems = document.getElementsByName("MenuItem");
 		for(var i = 0; i < menuItems.length ; i++){
 			menuItems[i].style.backgroundColor = "";
 		}
 		obj.style.backgroundColor = markColor;
 	}
 	else if( action == "over" ){
 		if(obj.style.backgroundColor.toUpperCase() != markColor){
 			obj.style.backgroundColor = overColor;
 		}
 	}
 	else if( action == "out" ) {
 		if(obj.style.backgroundColor.toUpperCase() != markColor){
 			obj.style.backgroundColor = defaultColor;
 		}
 	}
 	else {
 		return false;
 	}
 	return true;
}

function showSubMenu(menuId, imgId){
	var menuObj = document.getElementById(menuId);
	var imgObj = document.getElementById(imgId);
	if(menuObj.style.display == "none"){
		menuObj.style.display = "block";
		imgObj.src = "../images/minus.gif";
	}
	else{
		menuObj.style.display = "none";
		imgObj.src = "../images/plus.gif";
	}
}