doubts in script

<i><b>Originally posted by : kavita (rradhaa@mailcity.com)</b></i><br />1.How can i show an image on a button?<br />2.what is the meaning of the conditions like <br /> if(document.images)<br /> and<br /> if(document.all)<br /> what exactly we are checking in these coditions.<br /> <br /><br />Hoping some one can clear my doubts<br />Kavita<br />

<i><b>Originally posted by : Mike (micheal.lalande@royalbank.com)</b></i><br />document.images is a way of checking all the images in the document. document.all does all the objects within the browser. Check out msdn.microsoft.com for the Document Object Model for more information on these items.<br /><br />------------<br />kavita at 7/18/2000 2:18:37 AM<br /><br />1.How can i show an image on a button?<br />2.what is the meaning of the conditions like <br /> if(document.images)<br /> and<br /> if(document.all)<br /> what exactly we are checking in these coditions.<br /> <br /><br />Hoping some one can clear my doubts<br />Kavita<br />