change1 = new Image(); change1.src = "firmast2.gif"; 
defaul1 = new Image(); defaul1.src = "firmast1.gif"; 
change2 = new Image(); change2.src = "telli2.gif"; 
defaul2 = new Image(); defaul2.src = "telli1.gif"; 
change3 = new Image(); change3.src = "kontakt2.gif"; 
defaul3 = new Image(); defaul3.src = "kontakt1.gif"; 
change4 = new Image(); change4.src = "lang2.gif"; 
defaul4 = new Image(); defaul4.src = "lang1.gif"; 

function Ichange(p) { 
	var pSrc=eval(p+ ".src"); 
	document.images[iName].src = pSrc; 
}