function button_onClick() {
        var TextBox1 = document.getElementById("TextBox1");
        if (TextBox1.value == "Busca..." | TextBox1.value == "") {
        }
        else {
            //window.parent.location = "busca.aspx?palavras=" + retira_acentos(TextBox1.value.replace(/[" "]+/g, '+'));
            window.parent.location = "http://www.mfrural.com.br/busca.aspx?palavras=" + retira_acentos(TextBox1.value);
            //window.parent.location = "http://www.mfrural.com.br/busca.aspx?palavras=" + retira_acentos(TextBox1.value.replace(/[" "]+/g, '+'));

        }
    }
    function retira_acentos(palavra) {
        nova = palavra;
		nova = Trim(nova)
		nova = nova.replace(/[" "]+/g, '+');
        
        
        nova = nova.replace(/["&"]+/g, "+");
        nova = nova.replace(/["_"]+/g, "*");
        nova = nova.replace(/["-"]+/g, "+");
        nova = nova.replace(/["~"]+/g, "");
        nova = nova.replace(/["~"]+/g, "");
        nova = nova.replace(/["ª"]+/g, "");
        nova = nova.replace(/["'"]+/g,"+");
        nova = nova.replace(/["º"]+/g, "");
        nova = nova.replace(/["`"]+/g, "+");
        nova = nova.replace(/[","]+/g, "+");
        nova = nova.replace(/["¬"]+/g, "+");
        nova = nova.replace(/["!"]+/g, "+");
        nova = nova.replace(/["@"]+/g, "+");
        nova = nova.replace(/["#"]+/g, "+");
        nova = nova.replace(/[" "]+/g, "+");
        nova = nova.replace(/["$"]+/g, "+");
        nova = nova.replace(/["%"]+/g, '+');
        nova = nova.replace(/["¨"]+/g, "+");
        nova = nova.replace(/["*"]+/g, "+");
        nova = nova.replace(/["("]+/g, "+");
        nova = nova.replace(/[":"]+/g, "+");
        nova = nova.replace(/[")"]+/g, "+");
        nova = nova.replace(/[";"]+/g, "+");
        nova = nova.replace(/["|"]+/g, "+");
        nova = nova.replace(/["<"]+/g, "+");
        nova = nova.replace(/[">"]+/g, "+");
        nova = nova.replace(/["{"]+/g, "+");
        nova = nova.replace(/["}"]+/g, "+");
        nova = nova.replace(/["["]+/g, "+");
        nova = nova.replace(/["]"]+/g, "+");
        nova = nova.replace(/["´"]+/g, "+");
        nova = nova.replace(/["ã"]+/g, "a");
        nova = nova.replace(/["á"]+/g, "a");
        nova = nova.replace(/["à"]+/g, "a");
        nova = nova.replace(/["â"]+/g, "a");
        nova = nova.replace(/["ä"]+/g, "a");
        nova = nova.replace(/["é"]+/g, "e");
        nova = nova.replace(/["è"]+/g, "e");
        nova = nova.replace(/["ê"]+/g, "e");
        nova = nova.replace(/["ë"]+/g, "e");
        nova = nova.replace(/["í"]+/g, "i");
        nova = nova.replace(/["ì"]+/g, "i");
        nova = nova.replace(/["ï"]+/g, "i");
        nova = nova.replace(/["õ"]+/g, "o");
        nova = nova.replace(/["ó"]+/g, "o");
        nova = nova.replace(/["ô"]+/g, "o");
        nova = nova.replace(/["ò"]+/g, "o");
        nova = nova.replace(/["ö"]+/g, "o");
        nova = nova.replace(/["ú"]+/g, "u");
        nova = nova.replace(/["ù"]+/g, "u");
        nova = nova.replace(/["ü"]+/g, "u");
        nova = nova.replace(/["ç"]+/g, "c");
        nova = nova.replace(/["Ã"]+/g, "A");
        nova = nova.replace(/["Á"]+/g, "A");
        nova = nova.replace(/["À"]+/g, "A");
        nova = nova.replace(/["Â"]+/g, "A");
        nova = nova.replace(/["Ä"]+/g, "A");
        nova = nova.replace(/["É"]+/g, "E");
        nova = nova.replace(/["È"]+/g, "E");
        nova = nova.replace(/["Ê"]+/g, "E");
        nova = nova.replace(/["Ë"]+/g, "E");
        nova = nova.replace(/["Í"]+/g, "I");
        nova = nova.replace(/["Ì"]+/g, "I");
        nova = nova.replace(/["Ï"]+/g, "I");
        nova = nova.replace(/["Õ"]+/g, "O");
        nova = nova.replace(/["Ó"]+/g, "O");
        nova = nova.replace(/["Ò"]+/g, "O");
        nova = nova.replace(/["Ö"]+/g, "O");
        nova = nova.replace(/["Ú"]+/g, "U");
        nova = nova.replace(/["Ù"]+/g, "U");
        nova = nova.replace(/["Ü"]+/g, "U");
        nova = nova.replace(/["Ç"]+/g, "C");
        nova = nova.replace(/["/"]+/g, "+");
        nova = nova.replace(/["\\"]+/g, '+');
        nova = nova.replace(/["\""]+/g, '+');
        nova = nova.replace(/["?"]+/g, "+");
        nova = nova.replace(/["++"]+/g, '+');
        nova = nova.replace(/["++"]+/g, '+');
        /**
        * Remove + no final da sentença */
        if(nova.charAt(nova.length-1)=="+")
            nova = nova.slice(0,nova.length-1);

        return nova;
    }
	
	function Trim(str)
	{
		return str.replace(/^\s+|\s+$/g,"");
	}