/* Copyright (c) ISD, 2005 */
/* www.isd.nl */

  // OPEN NEW WINDOW

  function openWindow(url,width,height,settings,name) {
    if (!settings) settings = "scrollbars=yes,menubar=yes,toolbar=yes,status=yes,resizable=yes,directories=no,location=no";
    if (height) settings = "height=" + height + "," + settings;
    if (width) settings = "width=" + width + "," + settings;
    if (!name) name = "externalWindow";
    var newWin = window.open(url,name,settings);
  }

  // MM FUNCTIONS
  
  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 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) { //v4.0
    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 && document.getElementById) x=document.getElementById(n) ; return x;
  }

  // IMAGE CAPTION

  function writeCaption(txt) {
    MM_findObj('images_caption').innerHTML= (txt ? txt : '&nbsp;'); 
  }  


  // GET WINDOWHEIGHT
  function getWindowHeight() {
    var windowHeight=0;
    if (typeof(window.innerHeight)=='number') {
      windowHeight=window.innerHeight;
    }
    else {
      if (document.documentElement&&document.documentElement.clientHeight) {
        windowHeight=document.documentElement.clientHeight;
      }
      else {
        if (document.body&&document.body.clientHeight) {
          windowHeight=document.body.clientHeight;
        }
      }
    }
    return windowHeight;
  }  

  // SIZE CONTENT FOR SCROLLBARS
  function sizeContentDiv() {
    var windowHeight = getWindowHeight();
    if (windowHeight > 185)
      document.getElementById('scrollbars').style.height = (windowHeight-185)+'px';
  }

  // OPEN PROJECT
  function OpenProject(page) {
    document.location.href = page;
  }

  // CHECK INPUT
  function checkInput() {
    if (document.searchform.q.value != '' && document.searchform.q.value != 'zoeken...') {
       	document.location.href = document.searchform.action +'?q='+ escape( document.searchform.q.value );
    } else {
     	alert('ICCO Projectenboek 2004 \n\nU bent vergeten een zoekterm op te geven.                  \n\nGeef eerst een zoekterm op.');
    }
    return false;
  }

  // CLEAR AND SET SEARCH INPUT
  function searchInputClear() {
    if (document.searchform.q.value == "zoeken...") 
       document.searchform.q.value = "";
     else
       document.searchform.q.select();
  }
  function searchInputSet() {
    if (document.searchform.q.value == "")
       document.searchform.q.value = "zoeken...";
    } 

  // TABLE STRIPES
  function hasClass(obj) {
    var result = false;
    if (obj.getAttributeNode("class") != null) {
      result = obj.getAttributeNode("class").value;
    }
    return result;
  }   
  
  function stripe(id) {
    var even = false;
    
    var evenColor = arguments[1] ? arguments[1] : "#fff";
    var oddColor = arguments[2] ? arguments[2] : "#eee";
    var table = document.getElementById(id);

    if (! table) { return; }
      var tbodies = table.getElementsByTagName("tbody");
      for (var h = 0; h < tbodies.length; h++) {
        var trs = tbodies[h].getElementsByTagName("tr");
        for (var i = 0; i < trs.length; i++) {
        if (!hasClass(trs[i]) && ! trs[i].style.backgroundColor) {
          var tds = trs[i].getElementsByTagName("td");
          for (var j = 0; j < tds.length; j++) {
            var mytd = tds[j];
            if (! hasClass(mytd) && ! mytd.style.backgroundColor) {      
              mytd.style.backgroundColor = even ? evenColor : oddColor;
            }
          }
        }
        even =  ! even;
      }
    }
  }

// WINDOW FUNCTIONS

window.onload = function() { 
  sizeContentDiv();
  searchInputSet();
  window.focus;
}

window.onresize = function() { sizeContentDiv(); }