var shareWindow; 

jQuery('a.external', '#sexybookmarks').click(function() {
	
	var url 	= this.href;
	
	if(url.indexOf('mailto:') == -1) {
		
		var width  	= 900; 
		
		var posx 	= (window.innerWidth/2) - (width/2); 
		var posy	= 200;
		
		shareWindow = window.open(url, 'shareWindow', 'width='+width+',height=500,resizable=yes,left='+ posx +',top='+ posy);
		shareWindow.focus();
		return false;
	}
	
});