function toggle( targetId ){		
		  if (document.getElementById){
				target = document.getElementById( targetId );
				
					if (target.style.display == "none"){
						target.style.display = "";
					} else {
						target.style.display = "none";
					}
			}
		}


//"PRINTER FRIENDLY"
//How: Hide header, left navigation, logo, sub title, Interior picture and "PRINTER FRIENDLY" button.
function setActiveStyleSheet(title, bit) {

  var i, links, main;
  
  if(1 == bit)	$('#leftnavcontainer,#header, #PfizerLogo, #PfizerLogo, #BreadCrumb, #InteriorHeaderPic, #print_btn, #FlashCalculator').show();
  else 	 $('#leftnavcontainer,#header, #PfizerLogo, #PfizerLogo, #BreadCrumb, #InteriorHeaderPic, #print_btn, #FlashCalculator').hide();

 
  for(i=0; (links = document.getElementsByTagName("link")[i]); i++) {
  	
    if(links.getAttribute("rel").indexOf("style") != -1 && links.getAttribute("title")) {
		//alert(links.getAttribute("rel"));
      links.disabled = true;
      if(links.getAttribute("title") == title) links.disabled = false;
    }
  }
}



function getActiveStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1 && a.getAttribute("title") && !a.disabled) return a.getAttribute("title");
  }
  return null;
}

function getPreferredStyleSheet() {
  var i, a;
  for(i=0; (a = document.getElementsByTagName("link")[i]); i++) {
    if(a.getAttribute("rel").indexOf("style") != -1
       && a.getAttribute("rel").indexOf("alt") == -1
       && a.getAttribute("title")
       ) return a.getAttribute("title");
  }
  return null;
}

//function createCookie(name,value,days) {
//  if (days) {
//    var date = new Date();
//    date.setTime(date.getTime()+(days*24*60*60*1000));
//    var expires = "; expires="+date.toGMTString();
//  }
//  else expires = "";
//  document.cookie = name+"="+value+expires+"; path=/";
//}

//function readCookie(name) {
//  var nameEQ = name + "=";
//  var ca = document.cookie.split(';');
//  for(var i=0;i < ca.length;i++) {
//    var c = ca[i];
//    while (c.charAt(0)==' ') c = c.substring(1,c.length);
//    if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
//  }
//  return null;
//}

//window.onload = function(e) {
//  var cookie = readCookie("style");
//  var title = cookie ? cookie : getPreferredStyleSheet();
//  setActiveStyleSheet(title);
//}

//window.onunload = function(e) {
//  var title = getActiveStyleSheet();
//  createCookie("style", title, 365);
//}

//var cookie = readCookie("style");
//var title = cookie ? cookie : getPreferredStyleSheet();
//setActiveStyleSheet(title);