function popup(url, name) {
  newwin = window.open(url, name, 'width=350, height=750, scrollbars=1,resizable=1');
}
function popup_book(url, name) {
  newwin = window.open(url, name, 'width=800, height=600, scrollbars=1,resizable=1');
}


function sleep(gap) {
  var then,now; then=new Date().getTime();
  now = then;
  while((now-then) < gap) {
    now=new Date().getTime();
  }
}

function preloadImages(img_src) { //v3.0
  if(document.image) {
    img_src=new Image(200,200);
    img_src.src=img_src;
  }
}

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_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_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];}
}
// function startIeFix(){
//   if(isIE()){
//     document.write('<div id="bo_ns_id_' + bo_ns_id + '"><!-- ');
//   }
// }

// function endIeFix(){
//   if(isIE()){
//     document.write('</div>');
//     var theObject = document.getElementById("bo_ns_id_" + bo_ns_id++);
//     var theCode = theObject.innerHTML;
//     theCode = theCode.substring(4 ,9+theCode.indexOf("</object>"))
//     document.write(theCode);
//   }
// }
//
function isIE(){
  // only for Win IE 6+
  // But not in Windows 98, Me, NT 4.0, 2000
  var strBrwsr= navigator.userAgent.toLowerCase();
  if(strBrwsr.indexOf("msie") > -1 && strBrwsr.indexOf("mac") < 0){
    if(parseInt(strBrwsr.charAt(strBrwsr.indexOf("msie")+5)) < 6){
      return false;
    }
    if(strBrwsr.indexOf("win98") > -1 ||
    strBrwsr.indexOf("win 9x 4.90") > -1 ||
    strBrwsr.indexOf("winnt4.0") > -1 ||
    strBrwsr.indexOf("windows nt 5.0") > -1)
    {
      return false;
    }
    return true;
  }else{
    return false;
  }
}