// Search Lexis Nexis Academic
//<!--

// return the value of the radio button that is checked
// return an empty string if none are checked, or
// there are no radio buttons
function getCheckedValue(radioObj) {
	if(!radioObj)
		return "";
	var radioLength = radioObj.length;
	if(radioLength == undefined)
		if(radioObj.checked)
			return radioObj.value;
		else
			return "";
	for(var i = 0; i < radioLength; i++) {
		if(radioObj[i].checked) {
			return radioObj[i].value;
		}
	}
	return "";
}



function startLexNexSearch(){
	var srdatevalue = getCheckedValue(document.forms['frmSearch'].elements['srdate']);

	var searchString = "";
	searchString = document.frmSearch.sr.value; 
	var finalSearchString = "";

	if(srdatevalue == "1")
		finalSearchString = "http://0-www.lexisnexis.com.library.uark.edu/us/lnacademic/api/version1/sr?shr=t&csi=149305&sr=" + searchString + "&so=da";
	
	if(srdatevalue == "2")
		finalSearchString = "http://0-www.lexisnexis.com.library.uark.edu/us/lnacademic/api/version1/sr?shr=t&csi=149305&sr=" + searchString + "+AND+DATE=%25CURRDATE%25&so=da";
	
	if(srdatevalue == "3")
		finalSearchString = "http://0-www.lexisnexis.com.library.uark.edu/us/lnacademic/api/version1/sr?shr=t&csi=149305&sr=" + searchString + "+AND+Date>%25CURRDATE-7%25&so=da";
	
	if(srdatevalue == "4")
		finalSearchString = "http://0-www.lexisnexis.com.library.uark.edu/us/lnacademic/api/version1/sr?shr=t&csi=149305&sr=" + searchString + "+AND+Date>%25CURRDATE-30%25&so=da";
	
	if(srdatevalue == "5")
		finalSearchString = "http://0-www.lexisnexis.com.library.uark.edu/us/lnacademic/api/version1/sr?shr=t&csi=149305&sr=" + searchString + "+AND+Date>%25CURRDATE-365%25&so=da";
	
	location.href = finalSearchString;
}
// -->