function Fensterweite() {
		
    	if (window.innerWidth)
				return window.innerWidth;
    	else if (document.body && document.body.offsetWidth)
				return document.body.offsetWidth;
    	else
				return 0;
			
    }
    
    function Fensterhoehe() {
			
    	if (window.innerHeight)
				return window.innerHeight;
    	else if (document.body && document.body.offsetHeight)
				return document.body.offsetHeight;
    	else
				return 0;
			
    }
    
    function neuAufbau () {
		
    	if (Weite != Fensterweite() || Hoehe != Fensterhoehe()) {
			
        var iens6 = document.all || document.getElementById
        var ns4 = document.layers
  			
  			var obj_pic 		= parent.PictureViewer.document.getElementById('Picture');
  			var obj_height 	= parent.PictureViewer.document.getElementById('height');
			
      	if (obj_pic && obj_height) {
				
    			if (obj_pic.height > document.body.clientHeight-40)
    				obj_pic.setAttribute('height', document.body.clientHeight-40);
    			else if (obj_pic.height < document.body.clientHeight-40 && obj_pic.height < obj_height.value && document.body.clientHeight-40 < obj_height.value)
    				obj_pic.setAttribute('height', document.body.clientHeight-40);
  				else if (obj_pic.height < document.body.clientHeight-40 && obj_pic.height < obj_height.value)
    				obj_pic.setAttribute('height', obj_height.value);
						
				}
			}
    }
    
		function ersterAufbau () {
		
      var iens6 	= (document.body.clientHeight);
      var ns4 		= document.layers;
			
			if (iens6 && iens6 != 0) {
			
  			var obj_pic 		= parent.PictureViewer.document.getElementById('Picture');
  			var obj_height 	= parent.PictureViewer.document.getElementById('height');
  			
      	if (obj_pic && obj_height) {
    			if (obj_pic.height > document.body.clientHeight-40)
    				obj_pic.setAttribute('height', document.body.clientHeight-40);
    			else if (obj_pic.height < document.body.clientHeight-40 && obj_pic.height < obj_height.value && document.body.clientHeight-40 < obj_height.value)
    				obj_pic.setAttribute('height', document.body.clientHeight-40);
  				else if (obj_pic.height < document.body.clientHeight-40 && obj_pic.height < obj_height.value)
    				obj_pic.setAttribute('height', obj_height.value);
    		}
			}
		}
		
    /* Netscape */
    if(!window.alteWeite && window.innerWidth) {
			
    	window.onresize = neuAufbau;
    	Weite = Fensterweite();
    	Hoehe = Fensterhoehe();
			
    }