function init() {
if (document.all && document.getElementById && !window.XMLHttpRequest) 
    {       
        navRoot = document.getElementById("nav");
        for (i=0; i<navRoot.childNodes.length; i++) 
        {
            node = navRoot.childNodes[i];
            if (node.nodeName=="LI") 
            {
                node.onmouseover=function() {this.className+=" over";}
                node.onmouseout=function() {this.className=this.className.replace(" over", "");}
            }
        }
    }
    else
    {
    document.getElementById("globalWrap").style.width='790px';    
    }
}