var ids=new Array('adw','acad','config','datainputform','dbmanage','dbwarm','dbsa','fileattach','email','inv','pdf','plot','ra','ren','script','sw','tree','ui','vn','vc','wf','nobom','cadspec');

function doExpandPlus(paraNum,arrowNum){
	//expand the paragraph and rotate the arrow; collapse and rotate it back
	if (paraNum.style.display=="none"){paraNum.style.display="";arrowNum.src="images//minus.png"}
	else{paraNum.style.display="none";arrowNum.src="images//plus.png"}
}

function doExpandCollapseAll(){
 for (var i=0;i<ids.length;i++){
	 alert
  doExpandPlus(ids[i],ids[i]);
 }   
}