//<!--

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];}
}

//-->

//<!--- hide me if you can't

function doIt() {
     var mg = document.bz.rein.value
     if (mg == "" || mg == " ") {
        alert ("No information is entered")
     } else {
     
     var toString = "" + mg
     var lang = toString.length
     var komma = toString.indexOf(",")
    
     	if (komma != -1) {
      	 	 var punkt = (toString.substring(0,komma)+(".")+(toString.substring((komma +1),lang)))
      		 var toZahl = (0 + punkt)
      		 var mg = toZahl 
    	} 
                   
      var rechnen = (mg * 30) - 60
      var output = Math.round(rechnen)
      document.bz.ergebnis.value = output
      }

}


function machHin () {
     var mmol = document.hin.rein1.value
     if (mmol == "" || mmol == " ") {
          alert ("No information is entered")
     } else {
          var toString = "" + mmol
          var lang = toString.length
          var komma = toString.indexOf(",")
               if (komma != -1) {
                 var punkt = (toString.substring(0,komma)+(".")+(toString.substring((komma +1),lang)))
                 var toZahl = (0 + punkt) 
                 var mmol = toZahl 
               } 
             
               
               var rechnen = mmol / 0.0555
               var output = Math.round(rechnen)
               document.hin.ergebnis1.value = output
    
     }
}

function machHer () {
     var mg = document.her.rein2.value
     if (mg == "" || mg == " ") {
        alert ("No information is entered")
     } else {
     
     var toString = "" + mg
     var lang = toString.length
     var komma = toString.indexOf(",")
      
     if (komma != -1) {
       var punkt = (toString.substring(0,komma)+(".")+(toString.substring((komma +1),lang)))
       var toZahl = (0 + punkt)
       var mg = toZahl
     }
          
     var rechnen = mg * 0.0555
     var toString = "" + rechnen
     var output = toString.substring(0,4)
     document.her.ergebnis2.value = output
     }
}


function machEt () {
     var kilo = document.bmi.lbs.value
     var weightext = (document.bmi.weightext[document.bmi.weightext.selectedIndex]).value;
     kilo = parseInt(kilo)     
     if (weightext == "stones"){
       kilo = kilo * 6.350
     } else {
       if (weightext == "lbs"){
         kilo = kilo * 0.454
       } else {
         kilo = kilo 
       }
     }
     var meter = (document.bmi.feet.value*30.488) + (document.bmi.inches.value*2.541)
     if ((kilo == "" || kilo == " ") || (meter =="" || meter == " ")) {
        alert ("No information is entered")
		
     }
     
     
     var toStringK = "" + kilo
     var langK = toStringK.length
     var kommaK = toStringK.indexOf(",")
     
     var toStringM = "" + meter
     var langM = toStringM.length
     var kommaM = toStringM.indexOf(",")
     	
     	
     if ( kommaM != -1) {
        var punktM = (toStringM.substring(0,kommaM)+(".")+(toStringM.substring((kommaM +1),langM)))
        var toZahlM = (0 + punktM)
        var meter = toZahlM;
     }
            
     if ( kommaK != -1) {
        var punktK = (toStringK.substring(0,kommaK)+(".")+(toStringK.substring((kommaK +1),langK)))
        var toZahlK = (0 + punktK)
        var kilo = toZahlK;
     }           
     	

     var rechnen = kilo / ((meter/100) * (meter/100))
     var output = formatDecimal(rechnen,2)
     document.bmi.ergebnis.value = output
     	

}
function calculateBMI () {
     var kilo = document.bmi.lbs.value
     var weightext = (document.bmi.weightext[document.bmi.weightext.selectedIndex]).value;
     kilo = parseInt(kilo)     
     if (weightext == "stones"){
       kilo = kilo * 6.350
     } else {
       if (weightext == "lbs"){
         kilo = kilo * 0.454
       } else {
         kilo = kilo 
       }
     }
     var meter = (document.bmi.feet.value*30.488) + (document.bmi.inches.value*2.541)
     if ((kilo == "" || kilo == " ") || (meter =="" || meter == " ")) {
        alert ("No information is entered")
		return false;
     }
     var toStringK = "" + kilo
     var langK = toStringK.length
     var kommaK = toStringK.indexOf(",")
     var toStringM = "" + meter
     var langM = toStringM.length
     var kommaM = toStringM.indexOf(",")
     if ( kommaM != -1) {
        var punktM = (toStringM.substring(0,kommaM)+(".")+(toStringM.substring((kommaM +1),langM)))
        var toZahlM = (0 + punktM)
        var meter = toZahlM;
     }
     if ( kommaK != -1) {
        var punktK = (toStringK.substring(0,kommaK)+(".")+(toStringK.substring((kommaK +1),langK)))
        var toZahlK = (0 + punktK)
        var kilo = toZahlK;
     }           
     var rechnen = kilo / ((meter/100) * (meter/100))
     var output = formatDecimal(rechnen,2)
     document.bmi.ergebnis.value = output
}

function formatDecimal(number,digits)
{
  number = number + "";
  period = number.indexOf(".");
  if (period!=-1)
  {
	index = period + digits;
    number = number.substring(0,index+2);	
	if(parseInt(number.charAt(index+1))>4)
	{
	  number = ""+(parseFloat(number)+(1/(Math.pow(10,digits))));
	  number = number.substring(0,index+1);
	}
	else
	{
	  number= number.substring(0,index+1);
	}  
  }
  else
  {
    number = number + ".";
	for(i=0;i<digits;i++)
	{
	  number = number+"0";
	}
  }
  return number;
}

// end script --->

//<!--

function checkform(){
	if (document.form1.Name.value==""){
		alert("Please enter your name!")
		document.form1.Name.focus();
		return false;
	}
	if (document.form1.Age.value==""){
		alert("Please enter your Age!")
		document.form1.Age.focus();
		return false;
	}
	if (document.form1.DOB.value==""){
		alert("Please enter your date of birth!")
		document.form1.DOB.focus();
		return false;
	}
	if (document.form1.Sex.value==""){
		alert("Please enter your Sex!")
		document.form1.Sex.focus();
		return false;
	}
	if (document.form1.Address.value==""){
		alert("Please enter your Address!")
		document.form1.Address.focus();
		return false;
	}
	if (document.form1.City.value==""){
		alert("Please enter your City!")
		document.form1.City.focus();
		return false;
	}
	if (document.form1.State.value==""){
		alert("Please enter your State!")
		document.form1.State.focus();
		return false;
	}
	if (document.form1.Country.value==""){
		alert("Please enter your Country!")
		document.form1.Country.focus();
		return false;
	}
	if(document.form1.Email.value=="")
		{
		alert("Please Enter the email address!");
		document.form1.Email.focus();
		return false
		}
	else
	{
		var Email=document.form1.Email.value
		val1=Email.indexOf("@")
		val2=Email.indexOf(".")
		if((val1==-1) || (val2==-1))
		{
			alert("Please Enter a valid email address!");
			document.form1.Email.focus();
			return false;	
		}
	}
	
}

function OtherEnable(){
	document.form1.OtherConcernTo.disabled=false;
}

//-->