function getElement(a){var b=false;if(document.all)b=eval("document.all."+a);else if(document.getElementById)b=document.getElementById(a);return b}function findPos(a){var b=curtop=0;if(a.offsetParent){do{b+=a.offsetLeft;curtop+=a.offsetTop}while(a=a.offsetParent)}else return false;return[b,curtop]}function hideElement(a){obj=getElement(a);obj.style.visibility="hidden";obj.style.display="none"}function showElement(a,b){obj=getElement(a);obj.style.visibility="visible";obj.style.display=b}function showElementObj(a,b){a.style.visibility="visible";a.style.display=b}function setOpacityObj(a,b){a.style.opacity=b/100;a.style.filter='alpha(opacity='+b+')'}function setOpacityId(a,b){var c=getElement(a);setOpacityObj(c,b)}