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 ValidateFormSubscribe(){

	var Name =document.sendmail.name

	if ((Name.value==null) || (Name.value=="")){
		alert("Please Enter your Name")
		Name.focus()
		return false
	}

	var emailID =document.sendmail.email
	
	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
 }

function ValidateFormEmail(){

	var Name =document.sendmail.name

	if ((Name.value==null) || (Name.value=="")){
		alert("Please Enter your Name")
		Name.focus()
		return false
	}

	var emailID =document.sendmail.email
	
	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
	}

	var Subject =document.sendmail.subject

	if ((Subject.value==null) || (Subject.value=="")){
		alert("Please Enter your Subject")
		Subject.focus()
		return false
	}

	var Suggestions =document.sendmail.suggestions

	if ((Suggestions.value==null) || (Suggestions.value=="")){
		alert("Please Enter your Suggestions")
		Suggestions.focus()
		return false
	}
	return true
 }