function addLoadEvent(func){var oldonload=window.onload;if(typeof window.onload!='function'){window.onload=func;}else{window.onload=function(){oldonload();func();}}}
function prepareInputsForHints(){var inputs=document.getElementsByTagName("input");for(var i=0;i<inputs.length;i++){if(inputs[i].parentNode.getElementsByTagName("span")[0]){inputs[i].onfocus=function(){this.parentNode.getElementsByTagName("span")[0].style.display="inline";}
inputs[i].onblur=function(){this.parentNode.getElementsByTagName("span")[0].style.display="none";}}}
var selects=document.getElementsByTagName("select");for(var k=0;k<selects.length;k++){if(selects[k].parentNode.getElementsByTagName("span")[0]){selects[k].onfocus=function(){this.parentNode.getElementsByTagName("span")[0].style.display="inline";}
selects[k].onblur=function(){this.parentNode.getElementsByTagName("span")[0].style.display="none";}}}}
addLoadEvent(prepareInputsForHints);