//<![CDATA[

var prvTab = '1';

function displayTab(btnPrefix,tabNumber,totalTabs) {
 if (prvTab != '') {
  closeTab(prvTab);
 }

 for (i=1; i<=totalTabs; i++) {
  b = btnPrefix + i;
  document.getElementById(b).src = "btn/" + b + "0.png";
 }
 
 f = "F" + tabNumber;
 q = "Q" + tabNumber;
 b = btnPrefix + tabNumber;
 prvTab = tabNumber;

 document.getElementById(b).src = "btn/" + b + "1.png";
 document.getElementById(f).style.display = "";
 document.getElementById(q).style.color = "#0000ff";
}

function closeTab(tabNumber) {
 f = "F" + tabNumber;
 q = "Q" + tabNumber;
 prvTab = '';
 
 document.getElementById(f).style.display = "none";
 document.getElementById(q).style.color = "#000000";
}

//]]>