function getBrowserEngine() {
 if (document.adoptNode || window.opera) {
  return 'mozilla';
 }
 else if (document.getElementById) {
  return 'explorer';
 } else {
  return null;
 }
}


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;
  }
  function setFooter() {
   if (document.getElementById) {
    var windowHeight = getWindowHeight();
    if (windowHeight > 0) {
     var contentHeight = document.getElementById('content').offsetHeight;
     var footerElement = document.getElementById('footer');
     var footerHeight  = footerElement.offsetHeight;
     if (windowHeight - (contentHeight + footerHeight) >= 0) {
      footerElement.style.position = 'absolute';
      footerElement.style.top = (windowHeight - footerHeight) + 'px';
     }
     else {
      footerElement.style.position = 'static';
     }
    }
   }
  }
  window.onload = function() {
   setFooter();
  }
  window.onresize = function() {
   setFooter();
  }
		
		

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];}
}



var browserEngine = getBrowserEngine();
function markRowsInit() {
	
	var rows = document.getElementsByTagName('tr');

	for ( var i = 0; i < rows.length; i++ ) {
		if ( browserEngine == 'explorer' && rows[i].offsetParent.className == 'data' ) {
                rows[i].onmouseover = function() {
						this.className += 'hover';
                }
                rows[i].onmouseout = function() {
	                    this.className = this.className.replace( 'hover', '' );
                }
        }

    }
}

function getObject(name) {
	if (document.getElementById) {
		// this is the way the standards work
		return document.getElementById(name);
	}
	else if (document.all) {
		// this is the way old msie versions work
		return document.all[name];
	}
	else if (document.layers) {
		// this is the way nn4 works
        return 	document.layers[name];
	}
}