// JavaScript Document
function navq(num){
for(var id=1; id<=6; id++)
{
var NavItem="nav_con"+id;  
if(id==num)
document.getElementById(NavItem).style.display="block";
else
document.getElementById(NavItem).style.display="none"; 
}

if(num==1)
document.getElementById("navtitle").className="nav_title nav_title_bg1"; 
if(num==2)
document.getElementById("navtitle").className="nav_title nav_title_bg2";
if(num==3)
document.getElementById("navtitle").className="nav_title nav_title_bg3";
if(num==4)
document.getElementById("navtitle").className="nav_title nav_title_bg4"; 
if(num==5)
document.getElementById("navtitle").className="nav_title nav_title_bg5"; 
if(num==6)
document.getElementById("navtitle").className="nav_title nav_title_bg6"; 

}

function mtrl(num){
for(var id=1; id<=6; id++)
{
var MtrlItem="mtrl_con"+id;  
if(id==num)
document.getElementById(MtrlItem).style.display="block";
else
document.getElementById(MtrlItem).style.display="none"; 
}
}