function clearField(theText) {
 theText.value="";
}

function mOver(dest) { 
 if (document.images) eval('document.imgExplore.src=img_'+dest+'.src');
 }

function mOut(orig) {
 if (document.images) eval('document.imgExplore.src=img_'+orig+'.src');
}

function o(url,x,y,f) {
if (x == undefined) {x=700;}
if (y==undefined) {y=500;}
if (f==1) {f="no"}
else {f="yes"}
w = window.open(url,'w',"toolbar=no, location=no, directories=no, status=no, menubar=no, scrollbars="+f+", resizable="+f+", copyhistory=no, width=" + x + ", height=" + y);
w.focus();

}