<script type="text/javascript">
var testString = '34893275 Text lolo Text2 3535 Text lolo1 Text2 34893275 Text lolo2 Text2 3535 Text lolo3 Text2';
var re = /Text(.*?)Text2/g;
while (matches = re.exec(testString)) {
      document.write(matches[1]);    
}
</script>