function Check()
{
    var frm = document.frm;

    if (frm.txtFName.value == "") {
        alert("Please provide your name");
        frm.txtFName.focus();
        return false;
    }
    else if (frm.txtEmail.value == "") {
        alert("Please provide your email address");
        frm.txtEmail.focus();
        return false;
    }
    else if (frm.txtContactNo.value == "") {
        alert("Please provide your contact number");
        frm.txtContactNo.focus();
        return false;
    }
    else if (frm.ddlTimeFrom.selectedIndex == 0 || frm.ddlAmPmFrom.selectedIndex == 0 ||
            frm.ddlTimeTo.selectedIndex == 0 || frm.ddlAmPmTo.selectedIndex == 0) 
    {
        alert("Best time to call needs to be provided. Please make sure you have selected all four options");
        frm.ddlTimeFrom.focus();
        return false;
    }
    else if (frm.txtCity.value == "") {
        alert("Please provide city");
        frm.txtCity.focus();
        return false;
    }
    else if (frm.txtState.value == "") {
        alert("Please provide state");
        frm.txtState.focus();
        return false;
    }
    else if (frm.ddlGender.selectedIndex == 0) {
        alert("Please mention your gender");
        frm.ddlGender.focus();
        return false;
    }
    else if (frm.txtAge.value == "") {
        alert("Please provide your age");
        frm.txtAge.focus();
        return false;
    }
    else if (frm.txtHeight.value == "") {
        alert("Please provide your height");
        frm.txtHeight.focus();
        return false;
    }
    else if (frm.txtEducation.value == "") {
        alert("Please provide your education");
        frm.txtEducation.focus();
        return false;
    }
    else if (frm.ddlMaritalStatus.selectedIndex == 0) {
        alert("Please select your marital status");
        frm.ddlMaritalStatus.focus();
        return false;
    }
    else if (frm.ddlReligion.selectedIndex == 0) {
        alert("Please select your religion");
        frm.ddlReligion.focus();
        return false;
    }
    else if (frm.ddlIncome.selectedIndex == 0) {
        alert("Please select your income");
        frm.ddlIncome.focus();
        return false;
    }
    else if (frm.txtComments.value == "") {
        alert("Please provide some comments");
        frm.txtComments.focus();
        return false;
    }
    else {
        document.getElementById('spnWait').style.visibility = "visible";
        document.getElementById('btnSubmit').style.visibility = "hidden";
        return true;
    }
}