//Set properties for images
var blankGif = '../images/spacer.gif';

// Determine browser.
var  IG_DOM = (document.getElementById) ? true : false;
var  IG_NS4 = (document.layers) ? true : false;
var  IG_IE = (document.all) ? true : false;
var  IG_IE4 = IG_IE && !IG_DOM;
var  IG_Mac = (navigator.appVersion.indexOf("Mac") != -1);
var  IG_IE4M = IG_IE4 && IG_Mac;
var  IG_Opera = (navigator.userAgent.indexOf("Opera")!=-1);
var  IG_Konqueror = (navigator.userAgent.indexOf("Konqueror")!=-1);
var  IG_NS6  = IG_DOM && !IG_IE && !IG_Konqueror

var  isDHTML = !IG_Opera && !IG_IE4M && (IG_DOM || IG_NS4 || IG_IE4 || IG_Konqueror);

//Image enlarge functions

function HideBigPic()
{
	if (isDHTML){
	var objLayer = IG_getLayer("DRAGbigPicDiv");
	IG_setLayerVis(objLayer, false);
	}
}
function displayFull(fileName, w, h, imageTitle)
{
	if (isDHTML){
	if (imageTitle==null)imageTitle = "Click Image to Close"
	var objLayer = IG_getLayer("DRAGbigPicDiv");

	//Sets image lower than header with dropbox
	var top = IG_getPageScrollY();
	/*top = ((top < 95)&&(w > 500))? 95 : top;*/
	top = (top<30)? 30 : top;

	
	var left = 90;
	var width = w;
	var height = h+1;
	
	
	//Loading blank image prevents the display of the proceeding
	//image if the new image is not cached.

	if (IG_IE) document.bigimage.src = blankGif;
	IG_moveLayerTo(objLayer, left, top);
	IG_setLayerResize(objLayer, width, height);
	
	var new_table = '<A href="#" onClick="HideBigPic(); return !isDHTML"><img src="' + fileName + '" width=' + w + ' height=' + h + ' border=0  Name="bigimage"></a><br><nobr><font face="Verdana, Arial" size="1" color="White">'+imageTitle+'</nobr></font>';
	IG_setLayerContent(objLayer, new_table);
	IG_setLayerVis(objLayer, true);

	}
}