if (typeof document.getElementsByClassName != "function") {
        document.getElementsByClassName = function (searchClass,node,tag) {
    		node = node || document;
    		tag = tag || '*';
        
        	var classElements = [],
            	els = node.getElementsByTagName(tag),
            	elsLen = els.length,
            	pattern = new RegExp("(^|\\s)"+searchClass+"(\\s|$)"),
            	i,
            	j = 0;
    
            for (i = 0; i < elsLen; i++) {
                if (pattern.test(els[i].className)) {
                    classElements[j] = els[i];
                    j++;
                }
            }
            return classElements;
        }
    }
    
    if (typeof writeToClass != "function") {
    	var writeToClass = function (className, data) {
        	var elements = [],
        		i; 
            elements = document.getElementsByClassName(className);
        	for(i = 0; i < elements.length; i++) {
    			elements[i].innerHTML = '';
    			elements[i].innerHTML = data;
            }
    	};
    } writeToClass('heureka-price-593748993', '2 963 K&#269; do 3 843 K&#269; ');
  writeToClass('heureka-image-593748993', '<img src="http://im9.cz/iR/importprodukt-orig/055/055ddaedcfa0055c50d0fa398a1d5a93--mmf50x50.jpg" alt="Fractal Design Node 605" width="50" height="50"  />');
  writeToClass('heureka-shops-593748993', '54 ');