//Discriminar flash - no flash
function navegadores()
	{
/*	if ((navigator.userAgent.indexOf('iPhone') != -1) || (navigator.userAgent.indexOf('iPod') != -1) || (navigator.userAgent.indexOf('iPad') != -1))
		{ document.getElementById("apple").style.display = "block"; document.getElementById("flash").style.display = "none"; }
*/
if ((navigator.userAgent.match(/iPad/i) != null) || (navigator.userAgent.match(/iPhone/i) != null) || (navigator.userAgent.match(/iPod/i) != null)) 
{ document.getElementById("apple").style.display = "block"; document.getElementById("flash").style.display = "none"; }

}



//menú lateral
function abrirSubmenu(id)
          {
            if (document.getElementById('sub_menu'+id).style.display=='block')
              document.getElementById('sub_menu'+id).style.display='none';
            else
            {
              navRoot = document.getElementById('nav');
              
              for (inodo=0; inodo<navRoot.childNodes.length; inodo++)
              {
                node = navRoot.childNodes[inodo];
          
                for (jnodo=0; jnodo<node.childNodes.length; jnodo++)
                {
                  subNode = node.childNodes[jnodo];
          
                  if (subNode.nodeName.toUpperCase() == 'UL')
                  {
                    if (subNode.style.display=='block')
                      subNode.style.display='none';
                  }
                }
              }
              document.getElementById('sub_menu'+id).style.display='block';
            }
          }
//usable
function faviconos(){
document.write("<link rel=\"apple-touch-icon\" href=\"http:\/\/www.negocenter.com\/apple-touch-icon.png\" \/> ");
document.write("<link rel=\"shortcut icon\" href=\"http:\/\/www.negocenter.com\/favicon.ico\" type=\"image\/x-icon\" \/>");
}