Refresh the form automatically in MS CRM

function Refresh()

{

var type = Xrm.Page.ui.getFormType();

if(type==2)//form opened for update

{

var x=Xrm.Page.getAttribute("telephone1").getValue();

if(x==""||x==null)

{

setTimeout("doTimer()", 8000);//for 8 seconds

}

}

}

function doTimer()

{

window.location.reload(true);

}