$(function () {
  	var data = new Array ();
      var ds = new Array();
  	
  	data.push ([[1,25],[2,34],[3,37],[4,45],[5,56]]);
  	data.push ([[1,13],[2,29],[3,25],[4,23],[5,31]]);
  	data.push ([[1,8],[2,13],[3,19],[4,15],[5,14]]);
  	data.push ([[1,20],[2,43],[3,29],[4,23],[5,25]]);
   
      for (var i=0, j=data.length; i<j; i++) {
      	
  	     ds.push({
  	        data:data[i],
  	        grid:{
              hoverable:true
          },
  	        bars: {
  	            show: true, 
  	            barWidth: 0.2, 
  	            order: 1,
  	            lineWidth: 0.5, 
  				fillColor: { colors: [ { opacity: 0.65 }, { opacity: 1 } ] }
  	        }
  	    });
  	}
  	    
      $.plot($("#bar-chart"), ds, {
      	colors: ["#F90", "#222", "#666", "#BBB"]
                  
  
      });
                  
  
      
  });