id=0;
function add_deleteable(innerHTML,before_elm,delete_text){
    var elm=document.createElement('span');
    innerHTML=innerHTML.replace("-delete_but-","<span id='del_but_insert_gen"+id+"'></a>");
    elm.innerHTML=innerHTML;
    var but=document.createElement('button');
    but.innerHTML=delete_text;
    but.del_elm=elm;
    but.onclick=function(){this.del_elm.remove();this.remove();return false};
    $(elm).injectBefore(before_elm);
    if($('del_but_insert_gen'+id) != undefined)$(but).injectBefore($('del_but_insert_gen'+id));
    else $(but).injectBefore(before_elm);
    //document.getElementById(before_elm).innerHTML="test";
    id++;
}
function open_window(url,x,y) {
		var win=window.open(url,'windowPop','toolbar=0,location=0,scrollbars=1,width=' + x + ',height=' + y + ',resizable=0,left=150');
		return win;
}