/**
 * A list of functions that need to be accessible globally
 *
 * @author Christophe Lauret
 * @version 23 June 2005
 */

/**
 * Open/close the submenu for navigation
 *
 *
 * @param The id of the submenu.
 */
function toggleSubMenu(link, submenuId) {
  var submenu = document.getElementById(submenuId);
  if (submenu == null) return;
  if (submenu.style.display == 'none') {
    submenu.style.display = 'block';
  } else {
    submenu.style.display = 'none';
  }
}

// TODO: use variable to store the properties of the button

/**
 * Restore the property of the button.
 */
function outButton(button) {
 button.style.borderColor = '#0071B8';
 button.style.backgroundColor = 'white';
 button.style.color = '#0071B8'; 
}

/**
 * Change the property of the button.
 */
function overButton(button) {
  button.style.borderColor = 'white';
  button.style.backgroundColor = '#0071B8';
  button.style.color = 'white'; 
}

/**
 * Prompts the user to ask him whether he wants to end the task he is working on.
 */
function confirmEndTask(url) {
  var ok = confirm("Do you really want to cancel the current task?");
  if (ok) this.location = url;
}

/**
 * Opens the client form as PDF in a new window.
 *
 * @param code     The code of the form
 * @param state    The state of the form / client
 */
function goToViewPDFForm(code, state) {
  var options = 'toolbar=no,location=no,directories=no,menubar=no,scrollbars=yes,resizable=yes,width=650,height=460';
  var url = '/pdf/form?form-code='+code+'&form-state='+state;
  window.open(url, 'pdf_form', options);
}

/**
 * functions used for the images rollovers
 */
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

/**
 * Create a function that will add a class to the LI element for browsers that
 * do not support the :hover CSS pseudo accessor.
 */
sfHover = function() {
	var sfEls = document.getElementById("nav").getElementsByTagName("LI");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);