function getStyleObject(objectId) {
    // cross-browser function to get an object's style object given its id
    if(document.getElementById && document.getElementById(objectId)) {
	// W3C DOM
	return document.getElementById(objectId).style;
    } else if (document.all && document.all(objectId)) {
	// MSIE 4 DOM
	return document.all(objectId).style;
    } else if (document.layers && document.layers[objectId]) {
	// NN 4 DOM.. note: this won't find nested layers
	return document.layers[objectId];
    } else {
	return false;
    }
} // getStyleObject

function changeObjectVisibility(objectId, newVisibility) {
    // get a reference to the cross-browser style object and make sure the object exists
    var styleObject = getStyleObject(objectId);
    if(styleObject) {
	styleObject.visibility = newVisibility;
	return true;
    } else {
	// we couldn't find the object, so we can't change its visibility
	return false;
    }
} // changeObjectVisibility

function moveObject(objectId, newXCoordinate, newYCoordinate) {
    // get a reference to the cross-browser style object and make sure the object exists
    var styleObject = getStyleObject(objectId);
    if(styleObject) {
	styleObject.left = newXCoordinate;
	styleObject.top = newYCoordinate;
	return true;
    } else {
	// we couldn't find the object, so we can't very well move it
	return false;
    }
} // moveObject

function change()
{

var select = document.getElementById('select');
var option1 = document.getElementById('select1');
var option2 = document.getElementById('select2');
var option3 = document.getElementById('select3');
var option4 = document.getElementById('select4');
var option5 = document.getElementById('select5');
var option6 = document.getElementById('select6');
var option7 = document.getElementById('select7');


   switch (select.value)
   {
   	  case "0":
	  option1.style.display='none';
	  option2.style.display='none';
	  option3.style.display='none';
	  option4.style.display='none';
	  option5.style.display='none';
	  option6.style.display='none';
	  option7.style.display='none';
	  break;
      case "1":
	  option1.style.display='block';
	  option2.style.display='none';
	  option3.style.display='none';
	  option4.style.display='none';
	  option5.style.display='none';
	  option6.style.display='none';
	  option7.style.display='none';
	  break;
	  case "2":
	  option1.style.display='none';
	  option2.style.display='block';
	  option3.style.display='none';
  	  option4.style.display='none';
	  option5.style.display='none';
	  option6.style.display='none';
	  option7.style.display='none';
	  break;
	  case "3":
	  option1.style.display='none';
	  option2.style.display='none';
	  option3.style.display='block';
   	  option4.style.display='none';
	  option5.style.display='none';
	  option6.style.display='none';
	  option7.style.display='none';
	  break;
	  case "4":
	  option1.style.display='none';
	  option2.style.display='none';
	  option3.style.display='none';
   	  option4.style.display='block';
	  option5.style.display='none';
	  option6.style.display='none';
	  option7.style.display='none';
	  break;
	  case "5":
	  option1.style.display='none';
	  option2.style.display='none';
	  option3.style.display='none';
   	  option4.style.display='none';
	  option5.style.display='block';
	  option6.style.display='none';
	  option7.style.display='none';
	  break;
	  case "6":
	  option1.style.display='none';
	  option2.style.display='none';
	  option3.style.display='none';
   	  option4.style.display='none';
	  option5.style.display='none';
	  option6.style.display='block';
	  option7.style.display='none';
	  break;
	  case "7":
	  option1.style.display='none';
	  option2.style.display='none';
	  option3.style.display='none';
   	  option4.style.display='none';
	  option5.style.display='none';
	  option6.style.display='none';
	  option7.style.display='block';
	  break;
	  default:
	  option1.style.display='none';
      option2.style.display='none';
      option3.style.display='none';
      option4.style.display='none';
      option5.style.display='none';
      option6.style.display='none';
      option7.style.display='none';
      break;
	  
     
   }
}

function changeDiv(the_div,the_change)
{
  var the_style = getStyleObject(the_div);
  if (the_style != false)
  {
    the_style.display = the_change;
  }
}

function hideAll()
{
  changeDiv("duration_info","none");
}

function hideThis(the_div)
{
  changeDiv(the_div,"none");
}


function getStyleObject(objectId) {
  if (document.getElementById && document.getElementById(objectId)) {
    return document.getElementById(objectId).style;
  } else if (document.all && document.all(objectId)) {
    return document.all(objectId).style;
  } else {
    return false;
  }
}

function getItem(id)
    {
        var itm = false;
        if(document.getElementById)
            itm = document.getElementById(id);
        else if(document.all)
            itm = document.all[id];
        else if(document.layers)
            itm = document.layers[id];

        return itm;
    }

    function toggleItem(id)
    {
        itm = getItem(id);

        if(!itm)
            return false;

        if(itm.style.display == 'none')
            itm.style.display = 'block';
        else
            itm.style.display = 'none';

        return false;
    }




//script to upload file
<!-- Original:  ArjoGod, Shauna Merritt -->
<!-- Modified By:  Ronnie T. Moore, Editor -->

<!-- This script and many more are available free online at -->
<!-- The JavaScript Source!! http://javascript.internet.com -->

<!-- Begin
extArray = new Array(".gif", ".jpg", ".png",  ".pdf");
function LimitAttach(form, file) {
allowSubmit = false;
if (!file) return;
while (file.indexOf("\\") != -1)
file = file.slice(file.indexOf("\\") + 1);
ext = file.slice(file.indexOf(".")).toLowerCase();
for (var i = 0; i < extArray.length; i++) {
if (extArray[i] == ext) { allowSubmit = true; break; }
}
if (allowSubmit) form.submit();
else
alert("Please only upload files that end in types:  " 
+ (extArray.join("  ")) + "\nPlease select a new "
+ "file to upload and submit again.");
}
//  End -->