获取select选中项

获取value ，index

function changeItem(){

var oElement = document.getElementById('interpage');

var   sObject   =   document.getElementById('gameinfosType');

//var date = new Date();

//var sec = date.getSeconds();

//if(sec%2 == 0)

// oElement.src = "maps";

//else

// oElement.src = "goods";

oElement.src = sObject[sObject.selectedIndex].value;

}

 

 

jquery

 

<select>

<option value="1">Flowers</option>

<option value="2" selected="selected">Gardens</option>

<option value="3">Trees</option>

</select>

 

$("select option:selected")