//this function is used to resize and display images
/*
imagefile - the file name of the image
alt - the tooltip text that appears when you hover over the image
limiter - which value you want to limit - 0 for width, 1 for height
limitervalue - the maximum value that the limiter value can be
isthumbnail - whether or not to make the image into a thumbnail (if yes, then acts as link to itself) - 0 for no, 1 for yes
caption - caption you want to appear under the text ("" for no caption)
align - the div class to use ("" for no div tag)
class - the class you would like the image to be ("" for none)
styles that should be in the page's stylesheet...
imageLink (needed if the isthumbnail parameter is 1) - recomended property - background-color: transparent;
caption (needed if the caption parameter is set)
*/
function resizeimage ($imagefile, $alt, $limiter, $limitervalue, $isthumbnail, $caption, $align, $class){
$picsize=getimagesize($imagefile);
if($picsize[$limiter]>$limitervalue){
$timestoobig=$picsize[$limiter]/$limitervalue;
$picwidth=floor($picsize[0]/$timestoobig);
$picheight=floor($picsize[1]/$timestoobig);
}else{
$picwidth=$picsize[0];
$picheight=$picsize[1];
}
$outString = "";
if($align != ""){ $outString .= "<div class=\"".$align."\">"; }
if($isthumbnail==1){ $outString .= "<a href=\"".$imagefile."\" target=\"_blank\" class=\"imageLink\">"; }
$outString .= "<img src=\"".$imagefile."\" alt=\"".$alt."\" width=\"".$picwidth."\" height=\"".$picheight."\"";
if($class != ""){ $outString .= " class=\"".$class."\""; }
$outString .= " />";
if($caption != ""){ $outString .= "<br /><span class=\"caption\">".$caption."</span>"; }
if($isthumbnail==1){ $outString .= "</a>"; }
if($align != ""){ $outString .= "</div>\n"; }
print($outString);
}
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