if (this._navAnim) { this._navAnim.stop(); } 
if(this._navAnim){ this._navAnim.stop(); } 
	_showNav: function(evt) {		// summary: shows navigation		if (this._navAnim) { this._navAnim.stop(); }		this._navAnim = dojo.animateProperty({			node:this.showNav, 			duration:this.navDuration, 			properties: { 				opacity: { end:this._navOpacMax }			}		}).play();	},
5168	/local1/tlutelli/issta_data/temp/all_js/javascript/2007_temp/2007/5168/72b92cc1f1641b0e91d2b848ed071738dd6084ae/_base.js/clean/presentation/_base.js