function validate_form_1020(){
    reset_input("form_1020");
    with (document.form_1020){
            
        if(inputObj=document.getElementById("resume_firstname")){
            if(resume_firstname.value==""){
                inputError("Please enter your first name", inputObj);
                inputObj.focus();
                return false;
            }
        }
        if(inputObj=document.getElementById("resume_lastname")){
            if(resume_lastname.value==""){
                inputError("Please enter your last name", inputObj);
                inputObj.focus();
                return false;
            }
        }
        if(inputObj=document.getElementById("resume_email")){
            if(resume_email.value==""){
                inputError("Please enter your email address in the valid pattern", inputObj);
                inputObj.focus();
                return false;
            }
                else
                if(!isValidEmail("resume_email")){
                    inputError("Please enter your email address in the valid pattern", inputObj);
                inputObj.focus();
                return false;
                }
        }
        if(inputObj=document.getElementById("resume_contact_number")){
            if(resume_contact_number.value==""){
                inputError("Please enter a valid phone number", inputObj);
                inputObj.focus();
                return false;
            }
                else
                if(!is_phone_number("resume_contact_number")){
                    inputError("Please enter a valid phone number", inputObj);
                inputObj.focus();
                return false;
                }
        }
        if(inputObj=document.getElementById("resume_availability")){
            if(!selectBoxIsSelected("resume_availability")){
                inputError("Please choose when will you be available", inputObj);
                inputObj.focus();
                return false;
            }
        }
        if(inputObj=document.getElementById("resume_file")){
            if(resume_file.value==""){
                inputError("Please choose your resume file to be uploaded", inputObj);
                inputObj.focus();
                return false;
            }
        } 
        }
        var formObj=document.getElementById("form_1020");
            formObj.target="upload1020";
            return true;
    }