Sample: dhtmlxColorPicker Link to input and button dhtmlxColorPicker main page
X
 
<input id="a1"><input type="button" id="a2">
<script>
 
    var z2=new dhtmlXColorPicker(null,null,null,true);
    z2.setImagePath("../../codebase/imgs/");
    z2.init();
    z2.linkTo("a1","a2");    //Link to button and input
</script>