// JavaScript Document

function expCol(domObj, cName, forceFlag) {	
    var currentClass = domObj.className;
    if (forceFlag == 1) // forceFlag 1 means always remove the class (Reset to start)
    {
      currentClass = currentClass.replace(cName, "");
      domObj.className = currentClass;
    }
    else if (forceFlag == 2) // forceFlag 2 means always add class (used for opacity), when selected, stay selected.
    {
      if (currentClass.indexOf(cName)<0) {
        currentClass = currentClass+" "+cName;
        domObj.className = currentClass;
      }
    }
    else if (currentClass.indexOf(cName)<0)
    {
      currentClass = currentClass+" "+cName;
      domObj.className = currentClass;
    }
    else
    {
      currentClass = currentClass.replace(cName, "");
      domObj.className = currentClass;
    }
}

function setInput (objID, val) {
	if( document.getElementById(objID) ){
		document.getElementById(objID).value = val;
	}
}

function makeVisible(){
	document.getElementById('content').style.visibility = 'visible';
}

function hideFlash(){
	document.getElementById('flash_intro').style.display = 'none';
	setTimeout('removeFlash()', 1000);
}

function removeFlash(){
	document.getElementById('flash_intro').innerHTML = '';
}