var myMenu = new Array();
myMenu [0]="gone";
myMenu [1]="d1";
myMenu [2]="d2";
myMenu [3]="d3";
myMenu [4]="d4";
myMenu [5]="d5";
myMenu [6]="d6";
myMenu [7]="d7";
myMenu [8]="d8";
var myPics = new Array();
myPics [0]="gone";
myPics [1]="aboutpic";
myPics [2]="departmentpic";
myPics [3]="specpic";
myPics [4]="physicianpic";
myPics [5]="patientpic";
myPics [6]="preventpic";
myPics [7]="newspic";
myPics [8]="communitypic";



sImgPath = 'images/';
sImgUp = 'arrow_right.gif';
sImgDn = 'arrow_down.gif';

function showMenu(layerID, oImg){
  for(var i=0;i<myMenu.length;i++){
    if(myMenu[i]==layerID && document.getElementById(myMenu[i]).style.display == 'none'){
   // document.getElementById(myPics[i]).src = sImgPath + sImgDn;
    document.getElementById(myMenu[i]).style.display = "block";
    }else{
     //document.getElementById(myPics[i]).src = sImgPath + sImgUp;
    document.getElementById(myMenu[i]).style.display = "none";
  }
 }
}