function echeck(str) {

		var at="@"
		var dot="."
		var lat=str.indexOf(at)
		var lstr=str.length
		var ldot=str.indexOf(dot)
		if (str.indexOf(at)==-1){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail ID")
		   return false
		}

		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail ID")
		    return false
		}

		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail ID")
		    return false
		 }

		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail ID")
		    return false
		 }
		
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail ID")
		    return false
		 }

 		 return true					
	}

function ValidateForm(){
	
	if (document.frmSample.logo.value == "")
  {
    alert("Company Name is required.");
    document.frmSample.logo.focus();
    return false
  }
  
  	if (document.frmSample.title.value == "")
  {
    alert("Song Title is required.");
    document.frmSample.title.focus();
    return false
  }
  
  	if (document.frmSample.time.value == "")
  {
    alert("Time is required.");
    document.frmSample.time.focus();
    return false
  }
  
   if (document.frmSample.artist.value == "")
  {
    alert("Artist is required.");
    document.frmSample.artist.focus();
    return false
  }
  
    if (document.frmSample.writers1.value == "")
 	 {
   		if (document.frmSample.writers2.value == "")
		{
			if (document.frmSample.writers3.value == "")
			{
				if (document.frmSample.writers4.value == "")
				{
					alert("At least one (1) writer is required is required.");
   					 document.frmSample.writers1.focus();
   					 return false
				}
			}
		}
  }
  
   if (document.frmSample.publishers.value == "")
  {
    alert("Publishers is required.");
    document.frmSample.publishers.focus();
    return false
  }
  
  if (document.frmSample.producers1.value == "")
  	{
		if (document.frmSample.producers2.value == "")
		 {
			alert("At least one producer is required.");
			document.frmSample.producers1.focus();
			return false
		  }
	}
		
		
  
  if (document.frmSample.releasedate.value == "")
  {
    alert("Release Date is required.");
    document.frmSample.releasedate.focus();
    return false
  }
   
  if (document.frmSample.billcompanyname.value == "")
  {
    alert("Billing Company is required.");
    document.frmSample.billcompanyname.focus();
    return false
  }
  
  if (document.frmSample.billATTN.value == "")
  {
    alert("Billing ATTN is required.");
    document.frmSample.billATTN.focus();
    return false
  }
  
        if (document.frmSample.billaddress.value == "")
  {
    alert("Billing Address is required.");
    document.frmSample.billaddress.focus();
    return false
  }
  
   if (document.frmSample.billcity.value == "")
  {
    alert("Billing City is required.");
    document.frmSample.billcity.focus();
    return false
  }
   if (document.frmSample.billstate.value == "")
  {
    alert("Billing State is required.");
    document.frmSample.billstate.focus();
    return false
  }
 
  if (document.frmSample.billzip.value == "")
  {
    alert("Billing Zip is required.");
    document.frmSample.billzip.focus();
    return false
  }
  
 if (document.frmSample.billphone.value == "")
  {
    alert("Billing Phone is required.");
    document.frmSample.billphone.focus();
    return false
  }

  
   if (document.frmSample.mailingaddress.value == "")
  {
    alert("Billing Mailing Addressis required.");
    document.frmSample.mailingaddress.focus();
    return false
  }


  
  var emailID=document.frmSample.billemail
	
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter your Email ID")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	
 
	
	
	
	return true
 }