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/**
* true if o is an Element Node or document or window. The last two because it's used for onload events
if you specify strict as true, return false for document or window
*/
function isElement(o, strict) {
return o && isObject(o) && ((!strict && (o==window || o==document)) || o.nodeType == 1)
}
/**
* get element
@ @param element or element id string
@ returns element
*/
function $(n,d) {
if(isElement(n)) return n;
if(isString(n)==false) return null;
var p,i,x;
if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=DOM.find(n,d.layers[i].document);
if(!x && d.getElementById) x=d.getElementById(n); return x;
}
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