<script type="text/javascript">
var $ = jQuery;
$(document).ready(function() {
//阻止表单重复提交
    stopFormMoreSub('.wpcf7-form','.wpcf7-submit');
})

//阻止表单重复提交()
function stopFormMoreSub(fromSelector,btnSelector) {
    $(fromSelector).submit(function() {
        setTimeout(function(){
            jQuery(btnSelector).prop("disabled",true); //禁用点击按钮
        },0);
    });

    document.addEventListener('wpcf7submit',function(event){
        jQuery(btnSelector).prop("disabled",false); //启用响应后启用按钮
    },false);
}
</script>