function supports_input_placeholder()
{var i=document.createElement('input');return'placeholder'in i;}
if(!supports_input_placeholder()){var fields=document.getElementsByTagName('INPUT');for(var i=0;i<fields.length;i++){if(fields[i].hasAttribute('placeholder')){fields[i].defaultValue=fields[i].getAttribute('placeholder');fields[i].onfocus=function(){if(this.value==this.defaultValue)this.value='';}
fields[i].onblur=function(){if(this.value=='')this.value=this.defaultValue;}}}}