context: 	center: function(){		var elementWidth = this.width;		var elementHeight = this.height;		var scroll_offset = dojo.html.getScroll().offset;		var viewport_size = dojo.html.getViewport();		// compute the centered position    		var x = scroll_offset.x + (viewport_size.width - elementWidth) / 2;		var y = scroll_offset.y + (viewport_size.height - elementHeight) / 2; 		// set the centered position		var container = dojo.byId(this.id + "Container");		container.style.top = y + "px";		container.style.left = x + "px";	}
meta: 4707	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/4707/50c3492c4c3c825dbd3401e134a19ed46799c456/flash.js/buggy/www/resources/dojo-ajax/src/flash.js