function contactusfocus(){
    document.ContactUsFormBean.emailid.focus();
    document.ContactUsFormBean.emailid.value="";
    document.ContactUsFormBean.subject.value="";
    document.ContactUsFormBean.message.value="";
}

function validation(){
    
    var err=0;
    var message ="";  
    var count =0;
    
    // Check for emailaddress
    if(document.ContactUsFormBean.emailid.value=="") {
        err++;
        message=message+"Enter the email address\n";   
    }                   
    else if(document.ContactUsFormBean.emailid.value!="") {
        EA=document.ContactUsFormBean.emailid.value;  
        EA = EA.toLowerCase();
        if((EA.substring(0,1)<"a" || EA.substring(0,1)>"z") && (EA.substring(0,1)<"A" || EA.substring(0,1)>"Z")) {
            err++;
            message=message+"Invalid email address\n";
            
        }
        else {
            if(!validateEmail(EA,1,0)) {       
                err++;
                message=message+"Invalid email address\n";
                
            }
        }   
    }    

  if(document.ContactUsFormBean.reason.value=="0") {
        err++;
        message=message+"Select the reason\n";   
    }  
    
    
    //Check for Message
    
    if(document.ContactUsFormBean.message.value=="") {
        err++;
        message=message+"Enter the message\n";        
    }
    
    if(err>=1) {
        var i;
        var almsg;
        var errmsg="";
        almsg = new Array(err);
        for(i=0;i<err;i++) {
            almsg=message.split('\n');
            errmsg=almsg[i];
            if((errmsg=="Enter the email address" || errmsg=="Invalid email address")) {
                alert(message);
                document.ContactUsFormBean.emailid.value="";
                document.ContactUsFormBean.emailid.focus();                
                return false;                
            }
            
              if((errmsg=="Select the reason")) {
                alert(message);
                document.ContactUsFormBean.reason.value="";
                document.ContactUsFormBean.reason.focus();                
                return false;                
            }   
            
            else if((errmsg=="Enter the Message")) {
                
                document.ContactUsFormBean.message.value="";
                document.ContactUsFormBean.message.focus();
                alert(message);
                return false;
            }
        }
    }
}



//Email Validation

function validateEmail(addr,man,db) {
    // alert('Inside validateEmail');
    if (addr == '' && man) {
        if (db) alert('Email address is mandatory');
        return false;
    }
    if (addr == '') return true;
    var invalidChars = '\/\'\\ ";:?!()[]\{\}^|';
    for (i=0; i<invalidChars.length; i++) {
        if (addr.indexOf(invalidChars.charAt(i),0) > -1) {
            if (db) alert('Email address contains invalid characters');
            return false;
        }
    }
    for (i=0; i<addr.length; i++) {
        if (addr.charCodeAt(i)>127) {
            if (db) alert("Email address contains non ascii characters.");
            return false;
        }
    }
    
    var atPos = addr.indexOf('@',0);
    if (atPos == -1) {
        if (db) alert('Email address must contain an @');
        return false;
    }
    if (atPos == 0) {
        if (db) alert('Email address must not start with @');
        return false;
    }
    if (addr.indexOf('@', atPos + 1) > - 1) {
        if (db) alert('Email address must contain only one @');
        return false;
    }
    if (addr.indexOf('.', atPos) == -1) {
        if (db) alert('Email address must contain a period in the domain name');
        return false;
    }
    if (addr.indexOf('@.',0) != -1) {
        if (db) alert('Period must not immediately follow @ in email address');
        return false;
    }
    if (addr.indexOf('.@',0) != -1){
        if (db) alert('Period must not immediately precede @ in email address');
        return false;
    }
    if (addr.indexOf('..',0) != -1) {
        if (db) alert('Two periods must not be adjacent in email address');
        return false;
    }
    var suffix = addr.substring(addr.lastIndexOf('.')+1);
    if (suffix.length != 2 && suffix != 'com' && suffix != 'net' && suffix != 'org' && suffix != 'edu' && suffix != 'int' && suffix != 'mil' && suffix != 'gov' & suffix != 'arpa' && suffix != 'biz' && suffix != 'aero' && suffix != 'name' && suffix != 'coop' && suffix != 'info' && suffix != 'pro' && suffix != 'museum') {
        if (db) alert('Invalid primary domain in email address');
        return false;
    }
    return true;
}