<!--
// nav.js (http://www.rezoscience.ch/com/script/nav.js)
//
// Librairie de fonctions JavaScript partagées du site
// Réseau Romand Science et Cité.
//
// v1.1, 20040729, olange@petit-atelier.ch
//
// (c) Le Petit Atelier de Génie logiciel, http://www.petit-atelier.ch/,
// à l'exception des fonctions conçues par Macromedia et générées par
// par l'outil Macromedia Dreamweaver, http://www.macromedia.com/.


/* Functions that locates a property within the DOM. */
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;
}


/* Functions that swaps images. */
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];}
}

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 that handle preload. */
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 that handle layer visibility settings. */
function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

/* Function that handle the opening of an alternate window. */
function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

/* Function that handle the loading of a new URL. */
function MM_goToURL() { //v3.0
  var i, args=MM_goToURL.arguments; document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) eval(args[i]+".location='"+args[i+1]+"'");
}

/* Function that handle element property updating. */
function MM_changeProp(objName,x,theProp,theValue) { //v3.0, Macromedia
  var obj = MM_findObj(objName);
  if (obj && (theProp.indexOf("style.")==-1 || obj.style)) eval("obj."+theProp+"='"+theValue+"'");
}

/* Function that sets focus on an element; when called with setFocus(null), sets the focus
 * on the first visible element of the first form, whenever there is one on the page. */
function setFocus(e,f) { //v1.0, olange
  var x,i=0; if(e) x=MM_findObj(e,f);
  else { var f=document.forms; if( f && f[0]) { x=f[0].elements[i++];
    while( x.type == "hidden") x=f[0].elements[i++]; }}
  if(x) { x.focus(); if (x.type == "text") x.select(); }
}

/* Function that opens the print dialog for the current page */
function printPage() { //v1.0, olange
  if (window.print) { window.print();	}
	else if (self.print) { self.print(); };
}

/* Function that closes the current page */
function closeWindow() { //v1.0, olange
  if (window.close) { window.close();	}
	else if (self.close) { self.close(); };
}

// end nav.js -->