function frp() {
if ((f1.c1.checked || f1.c2.checked) && (f1.s1.selectedIndex > 0)) {
f1.submit();
}
else {
if(f1.s1.selectedIndex==0) {
alert("Select The College Name!");
}
else if(!(f1.c1.checked || f1.c2.checked)) {
alert("Select At Least One Checkbox!");
}
}
}

function ftpr() {
if(f1.c1.checked) {
f1.c1.value="address";
}
else {
f1.c1.value="";
} 

if(f1.c2.checked) {
f1.c2.value="contact_number";
}
else {
f1.c2.value="";
} 
}