add: this._setPressedState(true); 
context: EchoRender.ComponentSync.Button.prototype._processPress = function(e) {    if (!this.component.isActive()) {        return;    }    EchoRender.Property.Color.renderComponentProperty(this.component, "pressedBackground", null, this._divElement, "background");    EchoRender.Property.Color.renderComponentProperty(this.component, "pressedForeground", null, this._divElement, "color");    EchoWebCore.DOM.preventEventDefault(e);};
meta: 600	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/600/ca87f586b9cc0319b28ef13052df9f0f18ef74cd/Render.Button.js/buggy/src/webcontainer/java/nextapp/echo/webcontainer/resource/js/Render.Button.js