function radio_selected(radiobutton) {
 for (i = 0; i < radiobutton.length; i++) {
  if (radiobutton[i].checked) {
   return true;
  }
 }
 return false;
}
function checkbox_selected(checkbox, tr, rl, rh, ve, extrafield) {

 var tc = 0;

 for (i = 0; i < checkbox.length - 1; i++) {
  if (checkbox[i].checked) {
   tc++;
  }
 }
 
 if (checkbox[i].checked) {
  tc++;
  if (ve == 1 && !extrafield.value) {
   return false;
  }
 }

 if (tr == 1 && tc >= rl) {
  return true;
 } else if (tr == 2 && tc <= rh) {
  return true;
 } else if (tr == 3 && tc >= rl && tc <= rh) {
  return true;
 } else {
  return false;
 }

}
function check_form(page) {
if ( (page == 1) && (!radio_selected(document.prontosurvey.q1)) ) {
 alert('Please select an answer.');
 return false;
}
if ( (page == 2) && (!document.prontosurvey.q3.value) ) {
 alert('Please enter your occupation');
 return false;
}
if ( (page == 2) && (!checkbox_selected(document.prontosurvey.q4, 1, 1, 0, 0, 0)) ) {
 alert('Please Enter a Value');
 return false;
}
if ( (page == 2) && (!document.prontosurvey.q5.value) ) {
 alert('Please Enter a Value');
 return false;
}
if ( (page == 2) && (!document.prontosurvey.q6.value) ) {
 alert('Please enter a value');
 return false;
}
if ( (page == 2) && (!document.prontosurvey.q7.value) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!document.prontosurvey.q8.value) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!document.prontosurvey.q9.value) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q10)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q11)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q12)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q13)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q14)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q15)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q16)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q17)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q18)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q19)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q20)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q21)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q22)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q23)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q24)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q25)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q26)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q27)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q28)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q29)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q30)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q31)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q32)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q33)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q34)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q35)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q36)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q37)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q38)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q39)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q40)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q41)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q42)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q43)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q44)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q45)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q46)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q47)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q48)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q49)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q50)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q51)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q52)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q53)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q54)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q55)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q56)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q57)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q58)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q59)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q60)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q61)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q62)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q63)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q64)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q65)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q66)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q67)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q68)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q69)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q70)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q71)) ) {
 alert('Please answer the question.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q72)) ) {
 alert('Please select a value.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q73)) ) {
 alert('Please select a value.');
 return false;
}
if ( (page == 2) && (!radio_selected(document.prontosurvey.q74)) ) {
 alert('Please select a value.');
 return false;
}

}