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
			}