function getColor(){  
    var colorElements = "0,1,2,3,4,5,6,7,8,9,a,b,c,d,e,f";  
    var colorArray = colorElements.split(",");  
    var color ="#";  
    for(var i =0;i<6;i++){  
        color+=colorArray[Math.floor(Math.random()*16)];  
    }  
return color;
}