function changeCSS(D,C){if(document.getElementById(D)){document.getElementById(D).className=C}}function showHideDiv(B){if(document.getElementById(B)){new_style=(document.getElementById(B).style.display=="block")?"none":"block";document.getElementById(B).style.display=new_style}}function hideDiv(B){if(document.getElementById(B)){document.getElementById(B).style.display="none"}}function showDiv(B){if(document.getElementById(B)){document.getElementById(B).style.display="inline";document.getElementById(B).style.display="none";document.getElementById(B).style.display="inline"}};