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function checkForm(){ 

Ext.MessageBox.show({
  title: 'Please wait...',
    msg: 'Processing...',
    width:240,
    progress:true,
    closable:false,
    buttons:{cancel:'Cancel'}
   
 
});

document.uploadFileToTemisForm.submit();
return false; 

</script>

<body>
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<input type="button" value="Submit1" onclick="checkForm()">
</html:form>
</body>

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