X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fsupport.js;h=ad8566d8bd047ab106d5f5d4b48bb3f9636c0f1f;hb=d42afd0f657d12d6daba6894d40226bea83fe1b6;hp=f8d2ba345f47ce9bd95c71084060c7e4d5b252b8;hpb=fd281e493d58dc54feded5d29660489e6bc7b151;p=jquery.git

diff --git a/src/support.js b/src/support.js
index f8d2ba3..ad8566d 100644
--- a/src/support.js
+++ b/src/support.js
@@ -5,10 +5,10 @@
 	var root = document.documentElement,
 		script = document.createElement("script"),
 		div = document.createElement("div"),
-		id = "script" + (new Date).getTime();
+		id = "script" + now();
 
 	div.style.display = "none";
-	div.innerHTML = '   <link/><table></table><a href="/a" style="color:red;float:left;opacity:.5;">a</a><select><option>text</option></select>';
+	div.innerHTML = '   <link/><table></table><a href="/a" style="color:red;float:left;opacity:.55;">a</a><select><option>text</option></select>';
 
 	var all = div.getElementsByTagName("*"),
 		a = div.getElementsByTagName("a")[0];
@@ -40,7 +40,7 @@
 
 		// Make sure that element opacity exists
 		// (IE uses filter instead)
-		opacity: a.style.opacity === "0.5",
+		opacity: a.style.opacity === "0.55",
 
 		// Verify style float existence
 		// (IE uses styleFloat instead of cssFloat)
@@ -91,6 +91,25 @@
 		div = null;
 	});
 
+	// Technique from Juriy Zaytsev
+	// http://thinkweb2.com/projects/prototype/detecting-event-support-without-browser-sniffing/
+	var eventSupported = function( eventName ) { 
+		var el = document.createElement("div"); 
+		eventName = "on" + eventName; 
+
+		var isSupported = (eventName in el); 
+		if ( !isSupported ) { 
+			el.setAttribute(eventName, "return;"); 
+			isSupported = typeof el[eventName] === "function"; 
+		} 
+		el = null; 
+
+		return isSupported; 
+	};
+	
+	jQuery.support.submitBubbles = eventSupported("submit");
+	jQuery.support.changeBubbles = eventSupported("change");
+
 	// release memory in IE
 	root = script = div = all = a = null;
 })();
@@ -103,5 +122,7 @@ jQuery.props = {
 	cellspacing: "cellSpacing",
 	rowspan: "rowSpan",
 	colspan: "colSpan",
-	tabindex: "tabIndex"
+	tabindex: "tabIndex",
+	usemap: "useMap",
+	frameborder: "frameBorder"
 };