// JavaScript Document
/********************/

// 1. Funktion fuer den Zugriff aufs Dokument
    
function DivObjDocument(div_id) 
{
    if (!div_id || div_id.length==0) {
       div_obj = document;
    }
    else {
       if (document.getElementById) {
          div_obj = document; // W3C
       }   
       else if (document.layers) {
          div_obj = eval("document."+div_id+".document");
       }
       else if (document.all) {
          div_obj = eval("document.all."+div_id+".document");
       }   
    }   
    return div_obj;
}     

// 2. Funktion fuer den Zugriff aufs Style Sheet

function DivObjStyle(div_id)
{
    if (!div_id || div_id.length==0)
    {
       if (document.getElementById) {
           div_obj = document.style;
       }    
       else if (document.layers) {
           div_obj = document;
       }
       else if (document.all) {
           div_obj = document.all.style;
       }
    }
    else {   
       if (document.getElementById) {
          div_obj = document.getElementById(div_id).style;
       }    
       else if (document.layers) {
          div_obj = eval("document."+div_id);
       }
       else if (document.all) {
          div_obj = eval("document.all."+div_id+".style");
       }
    }  
    return div_obj; 
}

/*Beispiel:
DivObjDocument("Test1").images[2].src = "img/other.gif";
DivObjStyle("Test1").visibility = "visible";

Auch wenn keine Layers verwendet werden,
können diese Funktionen verwendet werden, 
indem einfach als Layer-Name nichts mitgegeben wird, 
z.B. DivObjDocument().images[2].src
 
*/

function showdiv(Layer_Name) {
	DivObjStyle(Layer_Name).display = 'block';
}
function hidediv(Layer_Name) {
	DivObjStyle(Layer_Name).display = 'none';
}