function yuiFixColHeight() {
     var divs,contDivs,maxHeight,divHeight,d;
     // get all <div> elements in the document
     divs=document.getElementsByTagName('div');
     contDivs=[];
     // initialize maximum height value
     maxHeight=0;
     // iterate over all <div> elements in the document
     for(var i=0;i<divs.length;i++){
          // make collection with <div> elements with class attribute 'yui-b'
          if(/\byui-b\b/.test(divs[i].className)){
                d=divs[i];               
                contDivs[contDivs.length]=d;
                // determine height for <div> element
                if(d.offsetHeight){
                     divHeight=d.offsetHeight;
                     //alert('found yui height: ' + divHeight);
                }
                else if(d.style.pixelHeight){
                     divHeight=d.style.pixelHeight;
                }
                // calculate maximum height
                maxHeight=Math.max(maxHeight,divHeight);
          }
     }

     // assign maximum height value to all of container <div> elements
     for(var i=0;i<contDivs.length;i++){
          contDivs[i].style.height=maxHeight + 'px'; // very important for firefox
     }
}