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Swamy P R NSwamy P R N 

how to find a index value from select list

Hi folks,

i have a small issue with finding value from selectoptions.i.e, from the URL am getting a value.Now i need to search this value in an select list(<select>) and i need to know the index of the particular value.

VF :These are select list

<select id="timeperiodname" onchange="doSearch();" >
        <option value=""></option>
        <apex:repeat value="{!allperiods}" var="accnt">
          <option value="{!}">{!}</option>
          <option value="H1">H1</option>
          <option value="H2">H2</option>
          <option value="F1">F1</option>

From the URL,am getting " H1 ".Now i need to search this value in select list and i need to find the index of the particular value.

how can i achieve this?plz,suggest me..
Hi Swamy, 

See the links below which have sample code for passing Selected Picklist Values,