function ch(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()
{
    var Uname = document.getElementById("Name")
				
				
				
    var senderID = document.getElementById("SenderID")
				
    var mobile = document.getElementById("Mobile")
				
    var email = document.getElementById("Email")
		

    if ((Uname.value==null)||(Uname.value=="")||(Uname.value.length>="11"))
    {
        alert("Please Fill your Full Name")
        Uname.focus()
        return false
    }
				
							
				

				
				
    if ((email.value == null)||(email.value==""))
    {
        alert("Please Enter Your E-mail ID")
        email.focus()
        return false
    }

    if (ch(email.value)==false)
    {
        email.value = ""
        email.focus()
        return false
    }
				
    if ((mobile.value == null)||(mobile.value == ""))
    {
        alert("Please Give your Mobile Number")
        mobile.focus()
        return false
    }
				
    if (isNaN(mobile.value) == true)
    {
        alert("Please Give Your Valid Mobile Number")
        mobile.value = ""
        mobile.focus()
        return false
    }

    if ((mobile.value.length < 10)||(mobile.value.length > 11))
    {
        alert("Please Give Your Valid Mobile Number")
        mobile.value = ""
        mobile.focus()
        return false
    }
				
    if ((senderID.value == null)||(senderID.value == ""))
    {
        alert("Please Enter your SenderID")
        senderID.focus()
        return false
    }
				
    if ((senderID.value.length > 9 ))
    {
        alert("Please Give Your Valid 8 Characters Sender ID")
        senderID.value = ""
        senderID.focus()
        return false
    }
				
				
				
				
    return true
}
			
function validateContactform()
{
    var Uname = document.getElementById("Name")
				
								
    var mobile = document.getElementById("Mobile")
				
    var email = document.getElementById("Email")
		

    if ((Uname.value==null)||(Uname.value=="")||(Uname.value.length>="11"))
    {
        alert("Please Fill your Full Name")
        Uname.focus()
        return false
    }
				
							
				

				
				
    if ((email.value == null)||(email.value==""))
    {
        alert("Please Enter Your E-mail ID")
        email.focus()
        return false
    }

    if (ch(email.value)==false)
    {
        email.value = ""
        email.focus()
        return false
    }
				
    if ((mobile.value == null)||(mobile.value == ""))
    {
        alert("Please Give your Mobile Number")
        mobile.focus()
        return false
    }
				
    if (isNaN(mobile.value) == true)
    {
        alert("Please Give Your Valid Mobile Number")
        mobile.value = ""
        mobile.focus()
        return false
    }

    if ((mobile.value.length < 10)||(mobile.value.length > 11))
    {
        alert("Please Give Your Valid Mobile Number")
        mobile.value = ""
        mobile.focus()
        return false
    }
				
				
				
				
    return true
}