// JavaScript Document

function switchSlides(_div_container, _div_id, _el)
{
    var sites_div = document.getElementById(_div_container);
    var div_children = sites_div.getElementsByTagName(_el);
    var num_slides = div_children.length;
    var slide_status = Math.floor(Math.random() * num_slides);	
   
    for(var i = 0; i < num_slides; i++)
    {
        var div_id =  _div_id + i;
        document.getElementById(div_id).style.display  = "none";
    }
    if(slide_status+1 < num_slides)
	{
        slide_status++;
    }
    else
    {
	    slide_status = 0;
    }
    var div_id =  _div_id + slide_status;
    document.getElementById(div_id).style.display  = "block";
}