function checkNum(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57)) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkChar(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122)) && charCode != 32 && charCode != 46) {
        status = "This field accepts characters only."
        return false
    }
    status = ""
    return true
}

function checkNumDot(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && charCode != 46) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkNumComma(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && charCode != 44) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkNumChar(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122)) && charCode != 46 && charCode != 32 && charCode != 45) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkNumAlpha(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122))) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkAlphaNum(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122)) && charCode != 46 && charCode != 32 && charCode != 45) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkNumDash(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && charCode != 47 && charCode != 32 && charCode != 45 && charCode != 44) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkZero(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 49 || charCode > 57)) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkNumPlus(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && charCode != 47 && charCode != 32 && charCode != 45 && charCode != 44 && charCode != 43) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkNumCharSpace(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122)) && charCode != 32) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}

function checkCharSpace(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122)) && charCode != 32) {
        status = "This field accepts characters only."
        return false
    }
    status = ""
    return true
}

function checkEmail(evt) {
    evt = (evt) ? evt : window.event
    var charCode = (evt.which) ? evt.which : evt.keyCode
    if (charCode > 31 && (charCode < 48 || charCode > 57) && ((charCode < 65 || charCode > 90) && (charCode < 97 || charCode > 122)) && charCode != 46 && charCode != 64 && charCode != 95) {
        status = "This field accepts numbers only."
        return false
    }
    status = ""
    return true
}