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 setContent() {
			if (document.getElementById) {
				var windowHeight = getWindowHeight();
				if (windowHeight > 0) {
					var contentElement = document.getElementById('content');
					var contentHeight = contentElement.offsetHeight;
					if (windowHeight - contentHeight > 0) {
						contentElement.style.position = 'relative';
						contentElement.style.top = ((windowHeight / 2) - (contentHeight / 2)) + 'px';
					}
					else {
						contentElement.style.position = 'static';
					}
				}
			}
			 Element.show(contentElement);
		}



function openModalWindow() {
        var div = $('modalWindow');
        var bgDiv = $('modalBackgroundDiv');

        var docDim = Element.getDimensions(document.body);

        //get the size of the window and calculate where the box should be placed
        var wDim = getBrowserWindowSize();
        var dDim = Element.getDimensions(div);

        div.style.top = ((wDim.height - dDim.height*2) / 2) + 'px';
        div.style.left = ((wDim.width - dDim.width) / 2) + 'px';

        if (docDim.height > wDim.height) {
            wDim.height = docDim.height;
        }

        bgDiv.style.width = wDim.width + 'px';
        bgDiv.style.height = wDim.height + 'px';

        Element.show(div);
        Element.show(bgDiv);
}


function openModalWindow(index) {
        var div = $('modalWindow'+index);
        var bgDiv = $('modalBackgroundDiv');

        var docDim = Element.getDimensions(document.body);

        //get the size of the window and calculate where the box should be placed
        var wDim = getBrowserWindowSize();
        var dDim = Element.getDimensions(div);

        div.style.top = ((wDim.height - dDim.height*2) / 2) + 'px';
        div.style.left = ((wDim.width - dDim.width) / 2) + 'px';

        if (docDim.height > wDim.height) {
            wDim.height = docDim.height;
        }

        bgDiv.style.width = wDim.width + 'px';
        bgDiv.style.height = wDim.height + 'px';

        Element.show(div);
        Element.show(bgDiv);
}



function closeModalWindow() {
    Element.hide('modalWindow');
    Element.hide('modalBackgroundDiv');
}

function closeModalWindow(index) {
    Element.hide('modalWindow'+index);
    Element.hide('modalBackgroundDiv');
}


function getBrowserWindowSize() {
    var winW = 630, winH = 460;

    if (parseInt(navigator.appVersion)>3) {
        if (navigator.appName=="Netscape") {
            winW = window.innerWidth;
            winH = window.innerHeight;
        }
        if (navigator.appName.indexOf("Microsoft")!=-1) {
            winW = document.body.offsetWidth;
            winH = document.body.offsetHeight;
        }
    }

    var rval = {
        width: winW,
        height: winH
    };

    return rval;
}



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];}
}