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 Format")
		   return false
		}
		if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr){
		   alert("Invalid E-mail Format")
		   return false
		}
		if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr){
		    alert("Invalid E-mail")
		    return false
		}
		 if (str.indexOf(at,(lat+1))!=-1){
		    alert("Invalid E-mail")
		    return false
		 }
		 if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot){
		    alert("Invalid E-mail")
		    return false
		 }
		 if (str.indexOf(dot,(lat+2))==-1){
		    alert("Invalid E-mail")
		    return false
		 }
		 if (str.indexOf(" ")!=-1){
		    alert("Invalid E-mail")
		    return false
		 }
 		 return true					
	}

function ValidateForm(){
	var  nameID=document.EmailForm.name
	var subjectID=document.EmailForm.subject
	var messageID=document.EmailForm.message
	var emailID=document.EmailForm.email
	
	if ((nameID.value==null) || (nameID.value=="")){
		alert("Please Enter Your Name")
		nameID.focus()
		return false
	}
	if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter the Email Address")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	if ((subjectID.value==null) || (subjectID.value=="")){
		alert("Please Enter Subject")
		subjectID.focus()
		return false
	}
	if ((messageID.value==null) || (messageID.value=="")){
		alert("Please EnterYour Message")
		messageID.focus()
		return false
	}
	
	return true
 }
 
function ValidateReservation() {
 var nameID=document.EmailForm.name
 var emailID=document.EmailForm.email
 var cilifonID=document.EmailForm.cilifon
 var txtphoneID=document.EmailForm.txtphone
 var dateID=document.EmailForm.date
 
	if ((nameID.value==null) || (nameID.value=="")){
		alert("Please Enter Your Name")
		nameID.focus()
		return false
	}
		if ((emailID.value==null)||(emailID.value=="")){
		alert("Please Enter the Email Address")
		emailID.focus()
		return false
	}
	if (echeck(emailID.value)==false){
		emailID.value=""
		emailID.focus()
		return false
	}
	if ((txtphoneID.value==null) || (txtphoneID.value=="")){
		alert("Please Enter Your Phone Number")
		txtphoneID.focus()
		return false
	}
	if ((dateID.value==null) || (dateID.value=="")){
		alert("Please Select the Date")
		dateID.focus()
		return false
	}

	return true
 
 }