function validate(form1){
					if(document.getElementById("name").value=="")
					{
						alert("Please pick up your name");
						return false;
					}
					else if(document.getElementById("email").value=="")
					{
						alert("Please pick up your email");
						return false;
					}
					else if(document.getElementById("fname").value=="")
					{
						alert("Please pick up your friend's name");
						return false;
					}
					else if(document.getElementById("femail").value=="")
					{
						alert("Please pick up your friend's email");
						return false;
					}
					else if(document.getElementById("subject").value=="")
					{
						alert("Please your pick up your mail subject");
						return false;
					}
					else if(document.getElementById("mesg").value=="")
					{
						alert("Please pick up your mail message");
						return false;
					}
					return true;	
					}
			
				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(){
					var emailID=document.send.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 ValidateForm2(){
				var femailID=document.send.femail
					if ((femailID.value==null)||(femailID.value=="")){
						alert("Please Enter your Friend's Email ID")
						emailID.focus()
						return false
					}
					if (echeck(femailID.value)==false){
						femailID.value=""
						femailID.focus()
						return false
					}
				 return true;	
				}