function showSubNav(num){
var subDiv	=	document.getElementById("subNav"+num);
subDiv.style.visibility	=	"visible";
var subBg	=	document.getElementById("subNavBg");
subBg.style.visibility	=	"visible";
}
function hideSubNav(num){
var subDiv	=	document.getElementById("subNav"+num);
subDiv.style.visibility	=	"hidden";
var subBg	=	document.getElementById("subNavBg");
subBg.style.visibility	=	'hidden';
}
function showSubNavItSelf(div,mainNav)
{
div.style.visibility	=	"visible";
document.getElementById("subNavBg").style.visibility	=	"visible";
currentNavBgShow(document.getElementById(mainNav));
}
function hideSubNavItSelf(div,mainNav){
div.style.visibility	=	"hidden";
document.getElementById("subNavBg").style.visibility	=	"hidden";
currentNavBgHide(document.getElementById(mainNav));
}
function currentNavBgShow(li){
if(li.className!="currentNav")
{
	li.style.backgroundImage = "url()";
	li.style.backgroundColor="#3d876a";
}
var name	=	"mainNav";
var str=li.id;
var currentNavNum	=	str.substring(name.length,str.length);
var currentNavDivNum	=	currentNavNum;
var nextNavDivNum	=	parseInt(currentNavNum)+1;
if(document.getElementById("mainNavDiv"+currentNavDivNum).className!="currentNavDiv")
document.getElementById("mainNavDiv"+currentNavDivNum).style.backgroundColor	=	"transparent";
else {
	if(currentNavDivNum!=1)
	document.getElementById("mainNavDiv"+currentNavDivNum).style.backgroundColor	=	"#3d876a";
	}
if(document.getElementById("mainNavDiv"+nextNavDivNum).className!="currentNavDiv")
document.getElementById("mainNavDiv"+nextNavDivNum).style.backgroundColor	=	"transparent";
else {
	if(nextNavDivNum!=11)
	document.getElementById("mainNavDiv"+nextNavDivNum).style.backgroundColor	=	"#3d876a";
	}
}
function currentNavBgHide(li){
if(li.className!="currentNav")
li.style.backgroundColor="transparent";
var name	=	"mainNav";
var str=li.id;
var currentNavNum	=	str.substring(name.length,str.length);
var currentNavDivNum	=	currentNavNum;
var nextNavDivNum	=	parseInt(currentNavNum)+1;
if(document.getElementById("mainNavDiv"+currentNavDivNum).className!="currentNavDiv")
document.getElementById("mainNavDiv"+currentNavDivNum).style.backgroundColor	=	"#99FFCC";
else {
		document.getElementById("mainNavDiv"+currentNavDivNum).style.backgroundColor	=	"transparent";
	}
if(document.getElementById("mainNavDiv"+nextNavDivNum).className!="currentNavDiv")
document.getElementById("mainNavDiv"+nextNavDivNum).style.backgroundColor	=	"#99FFCC";
else {
	document.getElementById("mainNavDiv"+nextNavDivNum).style.backgroundColor	=	"transparent";
	}
}
//this funciton for Reservation page
function currentNavBgHide_re(li){
if(li.className!="currentNav")
{
	li.style.backgroundColor="transparent";
	li.style.backgroundImage = "url(images/bb.jpg)";
}
var name	=	"mainNav";
var str=li.id;
var currentNavNum	=	str.substring(name.length,str.length);
var currentNavDivNum	=	currentNavNum;
var nextNavDivNum	=	parseInt(currentNavNum)+1;
if(document.getElementById("mainNavDiv"+currentNavDivNum).className!="currentNavDiv")

document.getElementById("mainNavDiv"+currentNavDivNum).style.backgroundColor	=	"#99FFCC";
else {
	
		document.getElementById("mainNavDiv"+currentNavDivNum).style.backgroundColor	=	"transparent";
		
	}
if(document.getElementById("mainNavDiv"+nextNavDivNum).className!="currentNavDiv")
document.getElementById("mainNavDiv"+nextNavDivNum).style.backgroundColor	=	"#99FFCC";
else {
	document.getElementById("mainNavDiv"+nextNavDivNum).style.backgroundColor	=	"transparent";
	}
}
function divAutoChangeHeight(){
	var height	= document.getElementById("newsContentTable").offsetHeight;
	document.getElementById("newsLeftNavTable").height=height;//company news left nav td's height
	
	}