- return speed ?
- this.animate({
- height: "show", width: "show", opacity: "show"
- }, speed, callback) :
-
- this.filter(":hidden").each(function(){
- this.style.display = this.oldblock ? this.oldblock : "";
- if ( jQuery.css(this,"display") == "none" )
- this.style.display = "block";
- }).end();
+ if ( speed !== undefined ) {
+ return this.animate( genFx("show", 3), speed, callback);
+ } else {
+ for ( var i = 0, l = this.length; i < l; i++ ){
+ var old = jQuery.data(this[i], "olddisplay");
+
+ this[i].style.display = old || "";
+
+ if ( jQuery.css(this[i], "display") === "none" ) {
+ var nodeName = this[i].nodeName, display;
+
+ if ( elemdisplay[ nodeName ] ) {
+ display = elemdisplay[ nodeName ];
+ } else {
+ var elem = jQuery("<" + nodeName + " />").appendTo("body");
+
+ display = elem.css("display");
+ if ( display === "none" )
+ display = "block";
+
+ elem.remove();
+
+ elemdisplay[ nodeName ] = display;
+ }
+
+ jQuery.data(this[i], "olddisplay", display);
+ }
+ }
+
+ // Set the display of the elements in a second loop
+ // to avoid the constant reflow
+ for ( var i = 0, l = this.length; i < l; i++ ){
+ this[i].style.display = jQuery.data(this[i], "olddisplay") || "";
+ }
+
+ return this;
+ }