<script src="calc.js"></script>

<link href="calc.css" rel="stylesheet" type="text/css">

<div class="divApp">

<div class="divDashedBlueBorder">

<span id="spanNum">0</span>

</div>

<input type="button" id="keyClr" class="button" value="C" />

<input type="button" id="keySig" class="button" value="+/-" />

<input type="button" id="keyPer" class="button" value="%" />

<input type="button" id="keyDiv" class="button" value="÷" /><br />

<input type="button" id="key1" class="button" value="1" />

<input type="button" id="key2" class="button" value="2" />

<input type="button" id="key3" class="button" value="3" />

<input type="button" id="keyMul" class="button" value="×" /><br />

<input type="button" id="key4" class="button" value="4" />

<input type="button" id="key5" class="button" value="5" />

<input type="button" id="key6" class="button" value="6" />

<input type="button" id="keySub" class="button" value="-" /><br />

<input type="button" id="key7" class="button" value="7" />

<input type="button" id="key8" class="button" value="8" />

<input type="button" id="key9" class="button" value="9" />

<input type="button" id="keySum" class="button" value="+" /><br />

<input type="button" id="key0" class="button" value="0" />

<input type="button" id="keyDot" class="button" value="." />

<input type="button" id="keyEqu" class="button" value="=" /><br />

</div>