<form onsubmit="document.getElementById('infominegraph').src='http://www.abc.com/ChartsAndData/GraphEngine.ashx?gf='+this.c.value+'.'+this.x.value.toUpperCase()+'.'+this.u.value+'&z=f&dr='+this.r.value; return false;">
protected void Page_Load(object sender, EventArgs e) { if (!IsPostBack) { //Do your initial page load stuff } else { //Do stuff that involves a post back // That is what happens when you click the button } }
var
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