gistfile1.js

if (/android/i.test(navigator.userAgent))
{   
	/*
	 * there is an issue with click "bleed through" on absolutely positioned elements on 
	 * android devices which is why we need to go though the trouble of preventing the actual 
	 * click event.
	 * see: http://code.google.com/p/android/issues/detail?id=6721             
	 */         
	var prevent = false;

	this.el
		.on('touchstart', function(evt, el, o) {                    
			var source = Ext.get(el);
			var target;

			prevent = true;
 
			if (source.is('a[target="_tool"]') || (target = source.up('a[target="_tool"]')))
			{
				var name = (target || source).dom.hash.substring(1);

				if (this.tools.hasOwnProperty(name))
					this.execute(this.tools[name]);
			}                
			else if (source.is('.' + this.cls) || (target = source.up('.' + this.cls)))
			{
				this.toggle();
			}

		}, this);

	var handleClick = function(evt) {
		if (prevent)
		{          	        
			if (evt.preventBubble) evt.preventBubble();
			if (evt.preventDefault) evt.preventDefault();
			if (evt.stopPropagation) evt.stopPropagation();                        
			if (evt.stopImmediatePropagation) evt.stopImmediatePropagation();

			prevent = false;

			return false;
		} 
	}; 

	Ext.getBody().dom.addEventListener('click', handleClick, true); /* capture phase */
}