<buttonid='hor_set'onClick="myreference('hor_set')"style="width: 4em; margin-left:10px;"title="save actual values as reference in local storage"> Set </button>
<tr><tdstyle="color:green;font-weight: bold;">V</td><td><buttonid='ver_set'onClick="myreference('ver_set')"style="width: 4em; margin-left:10px;"title="save actual values as reference in local storage"> Set </button>