<div id="d1"
     class="orangeback">
  Here is Div1
</div>


<div id="d2"
     class="fuchsiaback">
  Here is Div2
</div>
<p>
<input type="button" value="Color Change"
           onclick = "changecolor()" >
</p>

<p>
<input type="button" value="Text Change"
           onclick = "changetext()" >
</p>

<p>
<input type="button" value="Style Color Change"
           onclick = "stylecolorchange()" >
</p>

<input type="button" id ="myID" value="Value Change"  onclick = "alert(this.value)" >
</p>

<button onclick = "valuechange()">
  Try It
 </button>