/* DHTML-Bibliothek */

var DHTML = 0, DOM = 0, MS = 0, NS = 0, OP = 0, VER=1;

function DHTML_init() 
{
 if (window.netscape) NS = 1;
 if (window.opera) OP = 1;
 if (!document.all && !OP) NS = 1;

 if(document.getElementById) 
 {
   DHTML = 1;
   DOM   = 1;
 }

 if(document.all && !OP) 
 {
   DHTML = 1;
   MS    = 1;
 }

 if (window.netscape && window.screen && !DOM && !OP)
 {
   DHTML = 1;
   NS    = 1;
 }

 if ((MS && !DOM) || (NS))
  if(navigator.appVersion.substring(0,1) < "4") VER = 0;

}


function getElem(p1,p2,p3) 
{
 var Elem;
 if(DOM) 
 {
   if(p1.toLowerCase()=="id") 
   {
     if (typeof document.getElementById(p2) == "object")  Elem = document.getElementById(p2);
     else                                                 Elem = void(0);
     return(Elem);
   }
   else if(p1.toLowerCase()=="name") 
   {
     if (typeof document.getElementsByName(p2) == "object") Elem = document.getElementsByName(p2)[p3];
     else                                                   Elem = void(0); 
     return(Elem);
   }
   else if(p1.toLowerCase()=="tagname") 
   {
     if (typeof document.getElementsByTagName(p2) == "object" ||
        (OP && typeof document.getElementsByTagName(p2) == "function"))
        Elem = document.getElementsByTagName(p2)[p3];
     else 
        Elem = void(0);
     return(Elem);
   }
   else return void(0);
 }
 else if(MS) 
 {
   if(p1.toLowerCase()=="id") 
   {
     if (typeof document.all[p2] == "object")  Elem = document.all[p2];
     else                                      Elem = void(0);
     return(Elem);
   }
   else if(p1.toLowerCase()=="tagname") 
   {
     if (typeof document.all.tags(p2) == "object") Elem = document.all.tags(p2)[p3];
     else                                          Elem = void(0);
     return(Elem);
   }
   else if(p1.toLowerCase()=="name") 
   {
     if (typeof document[p2] == "object") Elem = document[p2];
     else                                 Elem = void(0);
     return(Elem);
   }
   else return void(0);
 }
 else if(NS) {
   if(p1.toLowerCase()=="id" || p1.toLowerCase()=="name") 
   {
     if (typeof document[p2] == "object") Elem = document[p2];
     else                                 Elem = void(0);
     return(Elem);
   }
   else if(p1.toLowerCase()=="index") 
   {
      if (typeof document.layers[p2] == "object") Elem = document.layers[p2];
      else                                        Elem = void(0);
      return(Elem);
   }
   else return void(0);
 }
}

function getCont(p1,p2,p3) {
   var Cont;
   if(DOM && getElem(p1,p2,p3) && getElem(p1,p2,p3).firstChild) {
     if(getElem(p1,p2,p3).firstChild.nodeType == 3)
       Cont = getElem(p1,p2,p3).firstChild.nodeValue;
     else
       Cont = "";
     return(Cont);
   }
   else if(MS && getElem(p1,p2,p3)) {
     Cont = getElem(p1,p2,p3).innerText;
     return(Cont);
   }
   else return void(0);
}

function getAttr(p1,p2,p3,p4) {
   var Attr;
   if((DOM || MS) && getElem(p1,p2,p3)) {
     Attr = getElem(p1,p2,p3).getAttribute(p4);
     return(Attr);
   }
   else if (NS && getElem(p1,p2)) {
       if (typeof getElem(p1,p2)[p3] == "object")
        Attr=getElem(p1,p2)[p3][p4]
       else
        Attr=getElem(p1,p2)[p4]
         return Attr;
       }
   else return void(0);
}

function setCont(p1,p2,p3,p4) {
   if(DOM && getElem(p1,p2,p3) && getElem(p1,p2,p3).firstChild)
     getElem(p1,p2,p3).firstChild.nodeValue = p4;
   else if(MS && getElem(p1,p2,p3))
     getElem(p1,p2,p3).innerText = p4;
   else if(NS && getElem(p1,p2,p3)) {
     getElem(p1,p2,p3).document.open();
     getElem(p1,p2,p3).document.write(p4);
     getElem(p1,p2,p3).document.close();
   }
}

DHTML_init();