gmail webpage

javascript:popw='';Q='';x=document;y=window;if(x.selection) {Q=x.selection.createRange().text;} else if (y.getSelection) {Q=y.getSelection();} else if (x.getSelection) {Q=x.getSelection();}popw = y.open('https://mail.google.com/mail/?view=cm&fs=1&tf=1&to=&su=' + escape(document.title) + '&body=' + escape(Q) + escape('n') + escape(location.href) + '&zx=RANDOMCRAP&shva=1&disablechatbrowsercheck=1&ui=1','gmailForm','scrollbars=yes,width=680,height=510,top=175,left=75,status=no,resizable=yes');if (!document.all) T = setTimeout('popw.focus()',50);void(0);

Edit: to use, create a bookmark of this page then edit the name to 'gmail this' and the url to the code above. then on the page you want to gmail, click the bookmark