Here is the link of the snippets of different jquery that you can use in your projects

modalIt_jQuery
hoverControlCss_jQuery
onlyOneCheckBox_jQuery
rwQueryString_jQuery
confirm_jQuery
expandCollapse_jQuery
capitalizeTextBox_jQuery
multiControlRfv_jQuery
ajaxPopulate_jQuery
restoreScrollPosition_jQuery
logIt_jQuery
ajaxCascadeDdl_jQuery
isDirtyPrompt_jQuery
highlightChanges_jQuery
enableControlOnCheck_jQuery
highlightAndToggleGridRows_jQuery
sumIt_jQuery
upDownTextBox_jQuery
tooltip_jQuery
popupPanel_jQuery
watermark_jQuery
limitTextBox_jQuery

https://code.google.com/p/m-jq-projects/w/list