function SHA1 (msg) {
 
	function rotate_left(n,s) {
		var t4 = ( n<<s ) | (n>>>(32-s));
		return t4;
	};
 
	function lsb_hex(val) {
		var str="";
		var i;
		var vh;
		var vl;
 
		for( i=0; i<=6; i+=2 ) {
			vh = (val>>>(i*4+4))&0x0f;
			vl = (val>>>(i*4))&0x0f;
			str += vh.toString(16) + vl.toString(16);
		}
		return str;
	};
 
	function cvt_hex(val) {
		var str="";
		var i;
		var v;
 
		for( i=7; i>=0; i-- ) {
			v = (val>>>(i*4))&0x0f;
			str += v.toString(16);
		}
		return str;
	};
 
 
	function Utf8Encode(string) {
		string = string.replace(/\r\n/g,"\n");
		var utftext = "";
 
		for (var n = 0; n < string.length; n++) {
 
			var c = string.charCodeAt(n);
 
			if (c < 128) {
				utftext += String.fromCharCode(c);
			}
			else if((c > 127) && (c < 2048)) {
				utftext += String.fromCharCode((c >> 6) | 192);
				utftext += String.fromCharCode((c & 63) | 128);
			}
			else {
				utftext += String.fromCharCode((c >> 12) | 224);
				utftext += String.fromCharCode(((c >> 6) & 63) | 128);
				utftext += String.fromCharCode((c & 63) | 128);
			}
 
		}
 
		return utftext;
	};
 
	var blockstart;
	var i, j;
	var W = new Array(80);
	var H0 = 0x67452301;
	var H1 = 0xEFCDAB89;
	var H2 = 0x98BADCFE;
	var H3 = 0x10325476;
	var H4 = 0xC3D2E1F0;
	var A, B, C, D, E;
	var temp;
 
	msg = Utf8Encode(msg);
 
	var msg_len = msg.length;
 
	var word_array = new Array();
	for( i=0; i<msg_len-3; i+=4 ) {
		j = msg.charCodeAt(i)<<24 | msg.charCodeAt(i+1)<<16 |
		msg.charCodeAt(i+2)<<8 | msg.charCodeAt(i+3);
		word_array.push( j );
	}
 
	switch( msg_len % 4 ) {
		case 0:
			i = 0x080000000;
		break;
		case 1:
			i = msg.charCodeAt(msg_len-1)<<24 | 0x0800000;
		break;
 
		case 2:
			i = msg.charCodeAt(msg_len-2)<<24 | msg.charCodeAt(msg_len-1)<<16 | 0x08000;
		break;
 
		case 3:
			i = msg.charCodeAt(msg_len-3)<<24 | msg.charCodeAt(msg_len-2)<<16 | msg.charCodeAt(msg_len-1)<<8	| 0x80;
		break;
	}
 
	word_array.push( i );
 
	while( (word_array.length % 16) != 14 ) word_array.push( 0 );
 
	word_array.push( msg_len>>>29 );
	word_array.push( (msg_len<<3)&0x0ffffffff );
 
 
	for ( blockstart=0; blockstart<word_array.length; blockstart+=16 ) {
 
		for( i=0; i<16; i++ ) W[i] = word_array[blockstart+i];
		for( i=16; i<=79; i++ ) W[i] = rotate_left(W[i-3] ^ W[i-8] ^ W[i-14] ^ W[i-16], 1);
 
		A = H0;
		B = H1;
		C = H2;
		D = H3;
		E = H4;
 
		for( i= 0; i<=19; i++ ) {
			temp = (rotate_left(A,5) + ((B&C) | (~B&D)) + E + W[i] + 0x5A827999) & 0x0ffffffff;
			E = D;
			D = C;
			C = rotate_left(B,30);
			B = A;
			A = temp;
		}
 
		for( i=20; i<=39; i++ ) {
			temp = (rotate_left(A,5) + (B ^ C ^ D) + E + W[i] + 0x6ED9EBA1) & 0x0ffffffff;
			E = D;
			D = C;
			C = rotate_left(B,30);
			B = A;
			A = temp;
		}
 
		for( i=40; i<=59; i++ ) {
			temp = (rotate_left(A,5) + ((B&C) | (B&D) | (C&D)) + E + W[i] + 0x8F1BBCDC) & 0x0ffffffff;
			E = D;
			D = C;
			C = rotate_left(B,30);
			B = A;
			A = temp;
		}
 
		for( i=60; i<=79; i++ ) {
			temp = (rotate_left(A,5) + (B ^ C ^ D) + E + W[i] + 0xCA62C1D6) & 0x0ffffffff;
			E = D;
			D = C;
			C = rotate_left(B,30);
			B = A;
			A = temp;
		}
 
		H0 = (H0 + A) & 0x0ffffffff;
		H1 = (H1 + B) & 0x0ffffffff;
		H2 = (H2 + C) & 0x0ffffffff;
		H3 = (H3 + D) & 0x0ffffffff;
		H4 = (H4 + E) & 0x0ffffffff;
 
	}
 
	var temp = cvt_hex(H0) + cvt_hex(H1) + cvt_hex(H2) + cvt_hex(H3) + cvt_hex(H4);
 
	return temp.toLowerCase();
}

function CoorpLogin_onSuccess() {
	document.getElementById("login").value = login;
	document.getElementById("password").value = password_sha;
	document.CoorpLoginForm.submit();
	return;
}

function CoorpLogin_onError() {
	document.getElementById("CoorpLoginFailureMessage").innerHTML=CoorpLoginFailureMessage;
	document.getElementById("CoorpPassword").value = "";
	return;
}
	
function FillCoorpLoginZone() {
	try {
		var login_div = document.getElementById("CoorpLoginZone");
		if (!login_div) {
			return;
		}
		var html = '<br><br>'
		html += '<input class="CoorpLoginInput" onKeyUp="check_input(event)" id="CoorpLogin" size=30 value="'+CoorpLoginText+'" onFocus="this.select()"';
		html += ' onclick="this.select()" type=text><br>';
		html += '<input id="CoorpPasswordStart" class="CoorpLoginInput" size=30 value="'+CoorpPasswordText+'" type=text 	onFocus="this.style.display=\'none\';document.getElementById(\'CoorpPassword\').style.display=\'inline\';document.getElementById(\'CoorpPassword\').focus();" onClick="this.style.display=\'none\';document.getElementById(\'CoorpPassword\').style.display=\'inline\';document.getElementById(\'CoorpPassword\').focus();">';
		html += '<input class="CoorpLoginInput" onKeyUp="check_input(event)" style="{display:none}" id="CoorpPassword" size=30 value="" type=password><br><br>';
		html += '<a id="CoorpLoginButton" href="javascript:void();" onclick="send_login_info();return false"><img border="0" src="'+boutonUrl+'"></a><br><br>';
		html += '<a class="CoorpSignInText" href="javascript:void();" onclick="signup();return false;">'+CoorpSignInText+'</a>';
		html += '<a class="CoorpLostPasswordText" href="javascript:void();" onclick="lostPassword();return false;">'+CoorpLostPasswordText+'</a>';
		html += '<form method="POST" name="CoorpLoginForm" action="'+CoorpLoginSuccessUrl+'">';
		html += '<input type="hidden" id="login" name="login" value="">';
		html += '<input type="hidden" id="password" name="password" value="">';
		html += '<input type="hidden" name="CommunityId" value="'+CoorpCommunityId+'">';
		html += '</form>';
		html += '<form method="POST" name="CoorpSignUpForm" action="'+CoorpSignInUrl+'">';
		html += '<input type="hidden" name="CommunityId" value="'+CoorpCommunityId+'">';
		html += '<input type="hidden" value="Subscription" name="Mode" />';
		html += '</form>';
		html += '<form method="POST" name="CoorpLostPasswordForm" action="'+CoorpLostPasswordUrl+'">';
		html += '<input type="hidden" value="Lost" name="Mode" />';
		html += '</form>'
		login_div.innerHTML = html;
	} catch(e) {
		alert(e.description);
	}
}

function check_input(event) {
	if (event.keyCode == 13) {
		send_login_info();
	}
}

function signup() {
	window.moveTo(0,0);
	window.resizeTo(screen.availWidth,screen.availHeight);
	document.CoorpSignUpForm.submit();
}

function lostPassword() {
	window.moveTo(0,0);
	window.resizeTo(screen.availWidth,screen.availHeight);
	document.CoorpLostPasswordForm.submit();
}

function send_login_info() {
	login = document.getElementById('CoorpLogin').value;
	password = document.getElementById('CoorpPassword').value;
	password_sha = SHA1(password).toUpperCase();
	var new_win = window.open(CoorpLoginPage+"?login="+login+"&password_sha="+password_sha+"&communityId="+CoorpCommunityId, "_blank", specs="fullscreen=yes, toolbar=yes, menubar=yes, resizable=yes, location=yes");
	return;
}