left panel on google map

<script type="text/javascript">
$(function(){
	$(document).on('click','.slider-arrow.show',function(){
	    $( ".slider-arrow, .panel" ).animate({
          left: "+=300"
		  }, 700, function() {
            // Animation complete.
          });
		  $(this).html('«').removeClass('show').addClass('hide');
    });
	
	$(document).on('click','.slider-arrow.hide',function(){
	    $( ".slider-arrow, .panel" ).animate({
          left: "-=300"
		  }, 700, function() {
            // Animation complete.
          });
		  $(this).html('»').removeClass('hide').addClass('show');
    });
});
</script>
 
<style type="text/css">
.panel {
	width:300px;
	float:left;
	height:550px;
	background:#d9dada;
	position:relative;
	left:-300px;

}
.slider-arrow {
	padding:5px;
	width:10px;
	float:left;
	background:#d9dada;
	font:400 12px Arial, Helvetica, sans-serif;
	color:#000;
	text-decoration:none;
	position:relative;
	left:-300px;
}
</style>