function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}
function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function validate_required(field,alerttxt){
	with (field){
		if (value==null||value==""){
			alert(alerttxt);
			return false;
		} else {
			return true;
		}
	}
}

function validate_email(field,alerttxt){
	with (field){
		apos=value.indexOf("@");
		dotpos=value.lastIndexOf(".");
		if (apos<1||dotpos-apos<2){
			alert(alerttxt);
			return false;
		} else {
			return true;
		}
	}
}

function validate_form(thisform){
	var which = document.getElementById('type1').value;
	
	with (thisform){
		if (validate_required(txtStation,"Please enter Station Call Letters.")==false){
			txtStation.focus();
			return false;
		}
		if (validate_required(txtMarket,"Please enter a Market.")==false){
			txtMarket.focus();
			return false;
		}
		if (validate_required(txtContact,"Please enter a Meteorologist Name.")==false){
			txtContact.focus();
			return false;
		}
		if (validate_required(txtContactPhone,"Please enter a Phone Number.")==false){
			txtContactPhone.focus();
			return false;
		}
		if (validate_required(txtEmergency,"Please enter a Emergency Number.")==false){
			txtEmergency.focus();
			return false;
		}
		if (validate_email(txtContactEmail,"Please enter a valid Contact E-mail.")==false){
			txtContactEmail.focus();
			return false;
		}
		if (validate_required(txtDecoder,"Please enter a Digital Decoder.")==false){
			txtDecoder.focus();
			return false;
		}
/*		
		if (which == 'Live'){
			if (validate_required(txtIFB,"Please enter IFB #.")==false){
				txtIFB.focus();
				return false;
			}
			if (validate_required(txtControl,"Please enter Control Room #.")==false){
				txtControl.focus();
				return false;
			}	
			if (validate_required(txtProduce,"Please enter Producer #.")==false){
				txtProduce.focus();
				return false;
			}	
		} else if (which == 'Tape'){
			if (validate_required(txtFeed,"Please enter Tape Feed #.")==false){
				txtFeed.focus();
				return false;
			}
		} else {
			alert("Please select Live or Tape");
			return false;	
		}*/
		
	}
}

function displayTape(){	
	document.getElementById('live').style.display = 'none';	
	document.getElementById('tape').style.display = 'block';
}

function displayLive(){
	document.getElementById('tape').style.display = 'none';
	document.getElementById('live').style.display = 'block';	
}

function swapNums(){
	var which = document.getElementById('type1').value;
	if (which == 'Live'){
		displayLive();	
	} else if (which == 'Tape') {
		displayTape();
	}
}