Index: branches/RC/core/admin_templates/js/uploader/uploader.js
===================================================================
diff -u -r10621 -r10623
--- branches/RC/core/admin_templates/js/uploader/uploader.js	(.../uploader.js)	(revision 10621)
+++ branches/RC/core/admin_templates/js/uploader/uploader.js	(.../uploader.js)	(revision 10623)
@@ -94,7 +94,9 @@
 	var holder = document.createElement('DIV');
 	document.body.appendChild(holder);
 
-	document.getElementById($form_name).style.display = 'block';
+	if (UploadsManager.useTransparency) {
+		document.getElementById($form_name).style.display = 'block';
+	}
 
 	// moving out progress div to overcome loosing of flash object after setting opacity
 	this.div = document.getElementById(this.id+'_progress');
@@ -179,7 +181,8 @@
 	var o = '';
 	for (var f in this.files) {
 		this.files[f].name.match(/\.([^.]*)$/);
-		var ext = RegExp.$1;
+		var ext = RegExp.$1.toLowerCase();
+
 		var icon = ext.match(/^(ai|avi|bmp|cs|dll|doc|dot|exe|fla|gif|htm|html|jpg|js|mdb|mp3|pdf|ppt|rdp|swf|swt|txt|vsd|xls|xml|zip)$/) ? ext : 'default.icon';
 		o += '<img src="' + this.IconPath + '/' + icon+'.gif" style="position: relative; top: 2px;">&nbsp;';
 		if (isset(this.files[f].uploaded)) {
@@ -230,7 +233,9 @@
 		return;
 	}
 
-	Request.setOpacity(30, UploadsManager._getFromContainer());
+	if (UploadsManager.useTransparency) {
+		Request.setOpacity(30, UploadsManager._getFromContainer());
+	}
 
 	if (!document.all) {
 		var $winW = window.innerWidth;
@@ -247,8 +252,11 @@
 	this.div.style.top = top;
 	this.div.style.left = left;
 	this.div.style.display = 'block';
-	Request.setOpacity(100, this.div);
 
+	if (UploadsManager.useTransparency) {
+		Request.setOpacity(100, this.div);
+	}
+
 	this.StartTime = this._getMicroTime();
 	this.ProgressPercent = 0; // progress percent
 	this.ProgressTime = new Array();