function alumini_registration()
{
if(document.getElementById('name1').value=="")
		{
			alert("please enter the name");
			document.getElementById('name1').focus();
			return false;
		}
		if(document.getElementById('dob').value=="")
		{
			alert("please enter the date");
			document.getElementById('dob').focus();
			return false;
		}
		/*if((document.getElementById('genderm').checked==false)&&(document.getElementById('genderf').checked==false))
		{
				alert("please select the gender");
				document.getElementById('genderm').focus();
				return false;
		}*/
		if(document.getElementById('dropdown2').value=="select")
		{
			alert("please select the year of passing");
			document.getElementById('dropdown2').focus();
			return false;
		}	
		if(document.getElementById('course').value=="select")
		{
			alert("please select the Program");
			document.getElementById('course').focus();
			return false;
		}
		
		if(document.getElementById('street').value=="")
		{
			alert("please enter the street");
			document.getElementById('street').focus();
			return false;
		}
		if(document.getElementById('city').value=="")
		{
			alert("please enter the city");
			document.getElementById('city').focus();
			return false;
		}
		if(document.getElementById('state').value=="")
		{
			alert("please enter the state");
			document.getElementById('state').focus();
			return false;
		}
		if(document.getElementById('country').value=="")
		{
			alert("please enter the country");
			document.getElementById('country').focus();
			return false;
		}
		if(document.getElementById('code').value=="")
		{
			alert("please enter the postal code");
			document.getElementById('code').focus();
			return false;
		}
		if(isNaN(document.getElementById('code').value))
		{
			alert("Postal code should be in number");
			document.getElementById('code').focus();
			return false;
		}
		
			if(document.getElementById('email').value=="")
		{
			alert("please enter the email id");
			document.getElementById('email').focus();
			return false;
		}
		if (echeck(document.getElementById('email').value)==false)
					{
					document.getElementById('email').value="";
					//alert("email id is wrong")
					document.getElementById('email').focus();
					return false;
					}
			if(document.getElementById('pwd1').value=="")
		{
			alert("please enter the  password");
			document.getElementById('pwd1').focus();
			return false;
		}
			if(document.getElementById('cpwd1').value=="")
		{
			alert("please enter the confirm password");
			document.getElementById('cpwd1').focus();
			return false;
		}
		if((document.getElementById('pwd1').value)!= (document.getElementById('cpwd1').value))
		{
		alert("Please make sure your password and confirm password are same");
		document.getElementById('pwd1').focus();
		return false;
		}
	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 Address")
	return false
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(at,(lat+1))!=-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot,(lat+2))==-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	return true;
	
	}
}



function login_val()
{
	if(document.getElementById('id').value=="")
		{
			alert("please enter the alumni id");
			document.getElementById('id').focus();
			return false;
		}
	if(document.getElementById('pwd').value=="")
		{
			alert("please enter the  password");
			document.getElementById('pwd').focus();
			return false;
		}

}

function adminlogin_val()
{
	if(document.getElementById('admin_id').value=="")
		{
			alert("please enter the  admin id");
			document.getElementById('admin_id').focus();
			return false;
		}
	if(document.getElementById('admin_pwd').value=="")
		{
			alert("please enter the  password");
			document.getElementById('admin_pwd').focus();
			return false;
		}

}


function alumni_feedback()
{
	if(document.getElementById('fname').value=="")
		{
			alert("please enter the  first name ");
			document.getElementById('fname').focus();
			return false;
		}
		if(document.getElementById('lname').value=="")
		{
			alert("please enter the  last name ");
			document.getElementById('lname').focus();
			return false;
		}
		if(document.getElementById('email').value=="")
		{
			alert("please enter the  email id");
			document.getElementById('email').focus();
			return false;
		}
		if (echeck(document.getElementById('email').value)==false)
					{
					document.getElementById('email').value="";
					//alert("email id is wrong")
					document.getElementById('email').focus();
					return false
					}
		if(document.getElementById('comment').value=="")
		{
			alert("please enter your comments");
			document.getElementById('comment').focus();
			return false;
		}
		
		
		
		
		
	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 Address")
	return false
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(at,(lat+1))!=-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot,(lat+2))==-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	return true;
	
	}
	
}

function online_val()
{
	if(document.getElementById('name').value=="")
	{
		alert("Please enter the name");
		document.getElementById('name').focus();
		return false
	}
	if(document.getElementById('address').value=="")
	{
		alert("Please enter the address");
		document.getElementById('address').focus();
		return false
	}
	if(document.getElementById('city').value=="")
	{
		alert("Please enter the city");
		document.getElementById('city').focus();
		return false
	}
	if(document.getElementById('state').value=="")
	{
		alert("Please enter the state");
		document.getElementById('state').focus();
		return false
	}
	if(document.getElementById('country').value=="")
	{
		alert("Please enter the country");
		document.getElementById('country').focus();
		return false
	}
	if(document.getElementById('code').value=="")
	{
		alert("Please enter the pincode");
		document.getElementById('code').focus();
		return false
	}
	if(isNaN(document.getElementById('code').value))
		{
			alert("code number should be in number");
			document.getElementById('code').focus();
			return false;
		}
	if(document.getElementById('phone').value=="")
	{
		alert("Please enter the phone number");
		document.getElementById('phone').focus();
		return false
	}
	if(isNaN(document.getElementById('phone').value))
		{
			alert("phone number should be in number");
			document.getElementById('phone').focus();
			return false;
		}
		if(document.getElementById('email').value=="")
		{
			alert("please enter the  email id");
			document.getElementById('email').focus();
			return false;
		}
		if (echeck(document.getElementById('email').value)==false)
		{
			document.getElementById('email').value="";
			document.getElementById('email').focus();
			return false
		}
		if(document.getElementById('percent').value=="")
		{ 
			alert("please enter the  percentage");
			document.getElementById('percent').focus();
			return false;
		}
		if(isNaN(document.getElementById('percent').value))
		{
			alert("percentage should be in number");
			document.getElementById('percent').focus();
			return false;
		}
		
		
		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 Address")
	return false
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(at,(lat+1))!=-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot,(lat+2))==-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	return true;
	
	}
	
}
function letter_val()
{
	if(document.getElementById('name').value=="")
	{
		alert("Please enter the name");
		document.getElementById('name').focus();
		return false
	}
	if(document.getElementById('email').value=="")
		{
			alert("please enter the  email id");
			document.getElementById('email').focus();
			return false;
		}
		if (echeck(document.getElementById('email').value)==false)
		{
			document.getElementById('email').value="";
			document.getElementById('email').focus();
			return false
		}
		
			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 Address")
	return false
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(at,(lat+1))!=-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot,(lat+2))==-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	return true;
	
	}
	
}


function forum_val()
{
	if(document.getElementById('name').value=="")
	{
		alert("Please enter the name");
		document.getElementById('name').focus();
		return false
	}
	if(document.getElementById('email').value=="")
		{
			alert("please enter the  email id");
			document.getElementById('email').focus();
			return false;
		}
		if (echeck(document.getElementById('email').value)==false)
		{
			document.getElementById('email').value="";
			document.getElementById('email').focus();
			return false
		}
						
		if(document.getElementById('coment').value=="")
		{
			alert("please enter your comments");
			document.getElementById('coment').focus();
			return false;
		}
		
		
	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 Address")
	return false
	}
	
	if (str.indexOf(at)==-1 || str.indexOf(at)==0 || str.indexOf(at)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot)==-1 || str.indexOf(dot)==0 || str.indexOf(dot)==lstr)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(at,(lat+1))!=-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.substring(lat-1,lat)==dot || str.substring(lat+1,lat+2)==dot)
	{
	alert("Invalid E-mail Address")
	return false
	}
	
	if (str.indexOf(dot,(lat+2))==-1)
	{
	alert("Invalid E-mail Address")
	return false
	}
	return true;
	
	}
	
} 


function year_val()
{
	if(document.getElementById('year').value=="")
	{
	alert("Please enter the year");
	document.getElementById('year').focus();
	return false
	}
}

function name_val()
{
	if(document.getElementById('name').value=="")
	{
	alert("Please enter the name");
	document.getElementById('name').focus();
	return false
	}
}

function course_val()
{
	if(document.getElementById('course').value=="")
	{
	alert("Please enter the course");
	document.getElementById('course').focus();
	return false
	}
}

function refer_val()
{
	if(document.getElementById('yourname').value=="")
	{
	alert("Please enter the your name");
	document.getElementById('yourname').focus();
	return false
	}
	if(document.getElementById('youremail').value=="")
	{
	alert("Please enter the your email");
	document.getElementById('youremail').focus();
	return false
	}
	if (echeck(document.getElementById('youremail').value)==false)
		{
			document.getElementById('youremail').value="";
			document.getElementById('youremail').focus();
			return false
		}
	if(document.getElementById('friendsname').value=="")
	{
	alert("Please enter the friends name");
	document.getElementById('friendsname').focus();
	return false
	}
	if(document.getElementById('friendsemail').value=="")
	{
	alert("Please enter the friends email");
	document.getElementById('friendsemail').focus();
	return false
	}
	
	if (echeck(document.getElementById('friendsemail').value)==false)
		{
			document.getElementById('friendsemail').value="";
			document.getElementById('friendsemail').focus();
			return false
		}
	
	if(document.getElementById('friendsemail2').value!="")
	{
		if(document.getElementById('friendsname2').value=="")
	{
	alert("Please enter the friends name2");
	document.getElementById('friendsname2').focus();
	return false
	}
	if (echeck(document.getElementById('friendsemail2').value)==false)
		{
			document.getElementById('friendsemail2').value="";
			document.getElementById('friendsemail2').focus();
			return false
		}
		
	}
	if(document.getElementById('friendsemail3').value!="")
	{
	if (echeck(document.getElementById('friendsemail3').value)==false)
		{
			document.getElementById('friendsemail3').value="";
			document.getElementById('friendsemail3').focus();
			return false
		}
		if(document.getElementById('friendsname3').value=="")
	{
	alert("Please enter the friends name3");
	document.getElementById('friendsname3').focus();
	return false
	}
	}
		if(document.getElementById('friendsemail4').value!="")
	{
	if (echeck(document.getElementById('friendsemail4').value)==false)
		{
			document.getElementById('friendsemail4').value="";
			document.getElementById('friendsemail4').focus();
			return false
		}
		if(document.getElementById('friendsname4').value=="")
	{
	alert("Please enter the friends name4");
	document.getElementById('friendsname4').focus();
	return false
	}
	}
		if(document.getElementById('friendsemail5').value!="")
	{
	if (echeck(document.getElementById('friendsemail5').value)==false)
		{
			document.getElementById('friendsemail5').value="";
			document.getElementById('friendsemail5').focus();
			return false
		}
		if(document.getElementById('friendsname5').value=="")
	{
	alert("Please enter the friends name5");
	document.getElementById('friendsname5').focus();
	return false
	}
	}

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

function forget_val()
{
	if(document.getElementById('mail').value=="")
	{
	alert("Please enter the mail id");
	document.getElementById('mail').focus();
	return false
	}
}