function show_div(n) {
 //if (window.opera) {} else {
 document.getElementById(n).style.visibility = "visible"; 
// document.n.style.visibility = "visible"; 

}

function hide_div(n) {
 //if (window.opera) {} else 
 document.getElementById(n).style.visibility = "hidden"; 
// document.n.style.visibility = "hidden"; 
}

function ImageSwap(rmSrc, x, y, alt){
  var objStr,obj;
  var rmImage = "container";
  if(document.images){
    if (typeof(rmImage) == 'string') {
      hide_div("image");
      objStr = 'document.' + rmImage;
      obj = eval(objStr);
      obj.width = x;
      obj.height = y;
      obj.src = rmSrc;
      obj.alt = alt;
      obj.onload = function()
{
show_div("image");
}
      
    } else if ((typeof(rmImage) == 'object') && rmImage && rmImage.src) {
      hide_div("image");
      rmImage.width = x;
      rmImage.height = y;
      rmImage.src = rmSrc;
      rmImage.alt = alt;
      rmImage.onload = function()
{
show_div("image");
}
    }
  }
}

function PreloadImages() {
  if (document.images) {
    if (typeof(document.rm) == 'undefined'){
      document.rm = new Object();
    }
    document.rm.loadedImages = new Array();
    var argLength = PreloadImages.arguments.length;
    for(arg=0;arg<argLength;arg++) {
      document.rm.loadedImages[arg] = new Image();
      document.rm.loadedImages[arg].src = PreloadImages.arguments[arg];
    }
  }
}

/* DHTML-Bibliothek */

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

function DHTML_init() {
	
	if (window.opera) {
		OP = 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;
	}
}

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();